| anno_start anno_end anno_text entity_type sentence section |
| 57 79 Pseudomonas aeruginosa species Structural insights into the regulatory mechanism of the Pseudomonas aeruginosa YfiBNR system TITLE |
| 80 86 YfiBNR complex_assembly Structural insights into the regulatory mechanism of the Pseudomonas aeruginosa YfiBNR system TITLE |
| 0 6 YfiBNR complex_assembly YfiBNR is a recently identified bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) signaling system in opportunistic pathogens. ABSTRACT |
| 32 62 bis-(3’-5’)-cyclic dimeric GMP chemical YfiBNR is a recently identified bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) signaling system in opportunistic pathogens. ABSTRACT |
| 64 72 c-di-GMP chemical YfiBNR is a recently identified bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) signaling system in opportunistic pathogens. ABSTRACT |
| 28 32 YfiB protein In response to cell stress, YfiB in the outer membrane can sequester the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus provoking the diguanylate cyclase activity of YfiN to induce c-di-GMP production. ABSTRACT |
| 93 97 YfiR protein In response to cell stress, YfiB in the outer membrane can sequester the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus provoking the diguanylate cyclase activity of YfiN to induce c-di-GMP production. ABSTRACT |
| 127 131 YfiN protein In response to cell stress, YfiB in the outer membrane can sequester the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus provoking the diguanylate cyclase activity of YfiN to induce c-di-GMP production. ABSTRACT |
| 209 213 YfiN protein In response to cell stress, YfiB in the outer membrane can sequester the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus provoking the diguanylate cyclase activity of YfiN to induce c-di-GMP production. ABSTRACT |
| 224 232 c-di-GMP chemical In response to cell stress, YfiB in the outer membrane can sequester the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus provoking the diguanylate cyclase activity of YfiN to induce c-di-GMP production. ABSTRACT |
| 20 38 crystal structures evidence Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 42 46 YfiB protein Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 47 52 alone protein_state Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 63 69 active protein_state Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 70 76 mutant protein_state Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 77 85 YfiBL43P mutant Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 86 100 complexed with protein_state Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 101 105 YfiR protein Here, we report the crystal structures of YfiB alone and of an active mutant YfiBL43P complexed with YfiR with 2:2 stoichiometry. ABSTRACT |
| 0 19 Structural analyses experimental_method Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 53 73 compact conformation protein_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 81 88 dimeric oligomeric_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 89 93 YfiB protein Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 94 99 alone protein_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 101 109 YfiBL43P mutant Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 119 141 stretched conformation protein_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 151 160 activated protein_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 161 165 YfiB protein Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 183 196 peptidoglycan chemical Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 198 200 PG chemical Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 219 223 YfiR protein Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 225 233 YfiBL43P mutant Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 255 272 PG-binding pocket site Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 289 308 PG binding affinity evidence Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 314 323 wild-type protein_state Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 324 328 YfiB protein Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 384 388 YfiB protein Structural analyses revealed that in contrast to the compact conformation of the dimeric YfiB alone, YfiBL43P adopts a stretched conformation allowing activated YfiB to penetrate the peptidoglycan (PG) layer and access YfiR. YfiBL43P shows a more compact PG-binding pocket and much higher PG binding affinity than wild-type YfiB, suggesting a tight correlation between PG binding and YfiB activation. ABSTRACT |
| 17 42 crystallographic analyses experimental_method In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 57 61 YfiR protein In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 68 78 Vitamin B6 chemical In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 80 83 VB6 chemical In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 88 93 L-Trp chemical In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 99 116 YfiB-binding site site In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 131 134 VB6 chemical In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 139 144 L-Trp chemical In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 164 172 YfiBL43P mutant In addition, our crystallographic analyses revealed that YfiR binds Vitamin B6 (VB6) or L-Trp at a YfiB-binding site and that both VB6 and L-Trp are able to reduce YfiBL43P-induced biofilm formation. ABSTRACT |
| 13 44 structural and biochemical data evidence Based on the structural and biochemical data, we propose an updated regulatory model of the YfiBNR system. ABSTRACT |
| 92 98 YfiBNR complex_assembly Based on the structural and biochemical data, we propose an updated regulatory model of the YfiBNR system. ABSTRACT |
| 0 30 Bis-(3’-5’)-cyclic dimeric GMP chemical Bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) is a ubiquitous second messenger that bacteria use to facilitate behavioral adaptations to their ever-changing environment. INTRO |
| 32 40 c-di-GMP chemical Bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) is a ubiquitous second messenger that bacteria use to facilitate behavioral adaptations to their ever-changing environment. INTRO |
| 80 88 bacteria taxonomy_domain Bis-(3’-5’)-cyclic dimeric GMP (c-di-GMP) is a ubiquitous second messenger that bacteria use to facilitate behavioral adaptations to their ever-changing environment. INTRO |
| 15 23 c-di-GMP chemical An increase in c-di-GMP promotes biofilm formation, and a decrease results in biofilm degradation (Boehm et al.,; Duerig et al.,; Hickman et al.,; Jenal,; Romling et al.,). INTRO |
| 4 12 c-di-GMP chemical The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 74 94 diguanylate cyclases protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 96 100 DGCs protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 118 126 c-di-GMP chemical The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 131 149 phosphodiesterases protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 151 155 PDEs protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 172 180 c-di-GMP chemical The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 304 321 N-terminal domain structure_element The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 400 420 relatively conserved protein_state The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 421 432 GGDEF motif structure_element The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 436 440 DGCs protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 444 462 EAL/HD-GYP domains structure_element The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 466 470 PDEs protein_type The c-di-GMP level is regulated by two reciprocal enzyme systems, namely, diguanylate cyclases (DGCs) that synthesize c-di-GMP and phosphodiesterases (PDEs) that hydrolyze c-di-GMP (Kulasakara et al.,; Ross et al.,; Ross et al.,). Many of these enzymes are multiple-domain proteins containing a variable N-terminal domain that commonly acts as a signal sensor or transduction module, followed by the relatively conserved GGDEF motif in DGCs or EAL/HD-GYP domains in PDEs (Hengge,; Navarro et al.,; Schirmer and Jenal,). INTRO |
| 69 78 bacterium taxonomy_domain Intriguingly, studies in diverse species have revealed that a single bacterium can have dozens of DGCs and PDEs (Hickman et al.,; Kirillina et al.,; Kulasakara et al.,; Tamayo et al.,). INTRO |
| 98 102 DGCs protein_type Intriguingly, studies in diverse species have revealed that a single bacterium can have dozens of DGCs and PDEs (Hickman et al.,; Kirillina et al.,; Kulasakara et al.,; Tamayo et al.,). INTRO |
| 107 111 PDEs protein_type Intriguingly, studies in diverse species have revealed that a single bacterium can have dozens of DGCs and PDEs (Hickman et al.,; Kirillina et al.,; Kulasakara et al.,; Tamayo et al.,). INTRO |
| 3 25 Pseudomonas aeruginosa species In Pseudomonas aeruginosa in particular, 42 genes containing putative DGCs and/or PDEs were identified (Kulasakara et al.,). INTRO |
| 70 74 DGCs protein_type In Pseudomonas aeruginosa in particular, 42 genes containing putative DGCs and/or PDEs were identified (Kulasakara et al.,). INTRO |
| 82 86 PDEs protein_type In Pseudomonas aeruginosa in particular, 42 genes containing putative DGCs and/or PDEs were identified (Kulasakara et al.,). INTRO |
| 59 67 c-di-GMP chemical The functional role of a number of downstream effectors of c-di-GMP has been characterized as affecting exopolysaccharide (EPS) production, transcription, motility, and surface attachment (Caly et al.,; Camilli and Bassler,; Ha and O’Toole,; Pesavento and Hengge,). INTRO |
| 104 121 exopolysaccharide chemical The functional role of a number of downstream effectors of c-di-GMP has been characterized as affecting exopolysaccharide (EPS) production, transcription, motility, and surface attachment (Caly et al.,; Camilli and Bassler,; Ha and O’Toole,; Pesavento and Hengge,). INTRO |
| 123 126 EPS chemical The functional role of a number of downstream effectors of c-di-GMP has been characterized as affecting exopolysaccharide (EPS) production, transcription, motility, and surface attachment (Caly et al.,; Camilli and Bassler,; Ha and O’Toole,; Pesavento and Hengge,). INTRO |
| 33 41 c-di-GMP chemical However, due to the intricacy of c-di-GMP signaling networks and the diversity of experimental cues, the detailed mechanisms by which these signaling pathways specifically sense and integrate different inputs remain largely elusive. INTRO |
| 38 46 bacteria taxonomy_domain Biofilm formation protects pathogenic bacteria from antibiotic treatment, and c-di-GMP-regulated biofilm formation has been extensively studied in P. aeruginosa (Evans,; Kirisits et al.,; Malone,; Reinhardt et al.,). INTRO |
| 147 160 P. aeruginosa species Biofilm formation protects pathogenic bacteria from antibiotic treatment, and c-di-GMP-regulated biofilm formation has been extensively studied in P. aeruginosa (Evans,; Kirisits et al.,; Malone,; Reinhardt et al.,). INTRO |
| 139 152 P. aeruginosa species In the lungs of cystic fibrosis (CF) patients, adherent biofilm formation and the appearance of small colony variant (SCV) morphologies of P. aeruginosa correlate with prolonged persistence of infection and poor lung function (Govan and Deretic,; Haussler et al.,; Haussler et al.,; Parsek and Singh,; Smith et al.,). INTRO |
| 46 56 tripartite protein_state Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 57 65 c-di-GMP chemical Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 90 96 YfiBNR complex_assembly Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 112 118 AwsXRO complex_assembly Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 158 161 Tbp complex_assembly Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 183 200 genetic screening experimental_method Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 246 264 P. aeruginosa PAO1 species Recently, Malone and coworkers identified the tripartite c-di-GMP signaling module system YfiBNR (also known as AwsXRO (Beaumont et al.,; Giddens et al.,) or Tbp (Ueda and Wood,)) by genetic screening for mutants that displayed SCV phenotypes in P. aeruginosa PAO1 (Malone et al.,; Malone et al.,). INTRO |
| 4 10 YfiBNR complex_assembly The YfiBNR system contains three protein members and modulates intracellular c-di-GMP levels in response to signals received in the periplasm (Malone et al.,). INTRO |
| 77 85 c-di-GMP chemical The YfiBNR system contains three protein members and modulates intracellular c-di-GMP levels in response to signals received in the periplasm (Malone et al.,). INTRO |
| 54 76 Gram-negative bacteria taxonomy_domain More recently, this system was also reported in other Gram-negative bacteria, such as Escherichia coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), Klebsiella pneumonia (Huertas et al.,) and Yersinia pestis (Ren et al.,). INTRO |
| 86 102 Escherichia coli species More recently, this system was also reported in other Gram-negative bacteria, such as Escherichia coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), Klebsiella pneumonia (Huertas et al.,) and Yersinia pestis (Ren et al.,). INTRO |
| 165 185 Klebsiella pneumonia species More recently, this system was also reported in other Gram-negative bacteria, such as Escherichia coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), Klebsiella pneumonia (Huertas et al.,) and Yersinia pestis (Ren et al.,). INTRO |
| 208 223 Yersinia pestis species More recently, this system was also reported in other Gram-negative bacteria, such as Escherichia coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), Klebsiella pneumonia (Huertas et al.,) and Yersinia pestis (Ren et al.,). INTRO |
| 0 4 YfiN protein YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 62 83 transmembrane helices structure_element YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 99 111 Per-Arnt-Sim structure_element YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 113 116 PAS structure_element YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 161 172 HAMP domain structure_element YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 208 225 histidine kinases protein_type YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 227 244 adenylyl cyclases protein_type YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 246 282 methyl-accepting chemotaxis proteins protein_type YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 288 300 phosphatases protein_type YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 319 331 GGDEF domain structure_element YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 345 348 DGC protein_type YfiN is an integral inner-membrane protein with two potential transmembrane helices, a periplasmic Per-Arnt-Sim (PAS) domain, and cytosolic domains containing a HAMP domain (mediate input-output signaling in histidine kinases, adenylyl cyclases, methyl-accepting chemotaxis proteins, and phosphatases) and a C-terminal GGDEF domain indicating a DGC’s function (Giardina et al.,; Malone et al.,). INTRO |
| 0 4 YfiN protein YfiN is repressed by specific interaction between its periplasmic PAS domain and the periplasmic protein YfiR (Malone et al.,). INTRO |
| 8 20 repressed by protein_state YfiN is repressed by specific interaction between its periplasmic PAS domain and the periplasmic protein YfiR (Malone et al.,). INTRO |
| 66 76 PAS domain structure_element YfiN is repressed by specific interaction between its periplasmic PAS domain and the periplasmic protein YfiR (Malone et al.,). INTRO |
| 105 109 YfiR protein YfiN is repressed by specific interaction between its periplasmic PAS domain and the periplasmic protein YfiR (Malone et al.,). INTRO |
| 0 4 YfiB protein YfiB is an OmpA/Pal-like outer-membrane lipoprotein (Parsons et al.,) that can activate YfiN by sequestering YfiR (Malone et al.,) in an unknown manner. INTRO |
| 11 24 OmpA/Pal-like protein_type YfiB is an OmpA/Pal-like outer-membrane lipoprotein (Parsons et al.,) that can activate YfiN by sequestering YfiR (Malone et al.,) in an unknown manner. INTRO |
| 40 51 lipoprotein protein_type YfiB is an OmpA/Pal-like outer-membrane lipoprotein (Parsons et al.,) that can activate YfiN by sequestering YfiR (Malone et al.,) in an unknown manner. INTRO |
| 88 92 YfiN protein YfiB is an OmpA/Pal-like outer-membrane lipoprotein (Parsons et al.,) that can activate YfiN by sequestering YfiR (Malone et al.,) in an unknown manner. INTRO |
| 109 113 YfiR protein YfiB is an OmpA/Pal-like outer-membrane lipoprotein (Parsons et al.,) that can activate YfiN by sequestering YfiR (Malone et al.,) in an unknown manner. INTRO |
| 8 12 YfiB protein Whether YfiB directly recruits YfiR or recruits YfiR via a third partner is an open question. INTRO |
| 31 35 YfiR protein Whether YfiB directly recruits YfiR or recruits YfiR via a third partner is an open question. INTRO |
| 48 52 YfiR protein Whether YfiB directly recruits YfiR or recruits YfiR via a third partner is an open question. INTRO |
| 27 31 YfiR protein After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 35 39 YfiB protein After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 45 53 c-di-GMP chemical After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 66 75 activated protein_state After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 76 80 YfiN protein After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 115 118 Pel chemical After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 123 126 Psl chemical After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 127 131 EPSs chemical After the sequestration of YfiR by YfiB, the c-di-GMP produced by activated YfiN increases the biosynthesis of the Pel and Psl EPSs, resulting in the appearance of the SCV phenotype, which indicates enhanced biofilm formation (Malone et al.,). INTRO |
| 44 48 YfiN protein It has been reported that the activation of YfiN may be induced by redox-driven misfolding of YfiR (Giardina et al.,; Malone et al.,; Malone et al.,). INTRO |
| 94 98 YfiR protein It has been reported that the activation of YfiN may be induced by redox-driven misfolding of YfiR (Giardina et al.,; Malone et al.,; Malone et al.,). INTRO |
| 46 50 YfiR protein It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 54 58 YfiB protein It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 85 89 YfiB protein It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 121 140 mutagenesis studies experimental_method It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 162 181 activation residues structure_element It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 185 189 YfiB protein It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 234 243 predicted protein_state It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 244 255 first helix structure_element It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 263 281 periplasmic domain structure_element It is also proposed that the sequestration of YfiR by YfiB can be induced by certain YfiB-mediated cell wall stress, and mutagenesis studies revealed a number of activation residues of YfiB that were located in close proximity to the predicted first helix of the periplasmic domain (Malone et al.,). INTRO |
| 61 71 PAS domain structure_element In addition, quorum sensing-related dephosphorylation of the PAS domain of YfiN may also be involved in the regulation (Ueda and Wood,; Xu et al.,). INTRO |
| 75 79 YfiN protein In addition, quorum sensing-related dephosphorylation of the PAS domain of YfiN may also be involved in the regulation (Ueda and Wood,; Xu et al.,). INTRO |
| 24 41 crystal structure evidence Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 45 49 YfiR protein Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 62 74 non-oxidized protein_state Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 83 91 oxidized protein_state Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 136 150 disulfide bond ptm Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 152 157 Cys71 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 158 164 Cys110 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 220 226 Cys145 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 227 233 Cys152 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 252 258 Cys145 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 259 265 Cys152 residue_name_number Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 328 332 YfiR protein Recently, we solved the crystal structure of YfiR in both the non-oxidized and the oxidized states, revealing breakage/formation of one disulfide bond (Cys71-Cys110) and local conformational change around the other one (Cys145-Cys152), indicating that Cys145-Cys152 plays an important role in maintaining the correct folding of YfiR (Yang et al.,). INTRO |
| 36 54 crystal structures evidence In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 72 81 truncated protein_state In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 90 94 YfiB protein In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 96 102 34–168 residue_range In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 108 112 YfiR protein In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 113 128 in complex with protein_state In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 132 138 active protein_state In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 139 145 mutant protein_state In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 146 154 YfiBL43P mutant In the present study, we solved the crystal structures of an N-terminal truncated form of YfiB (34–168) and YfiR in complex with an active mutant YfiBL43P. INTRO |
| 45 63 crystal structures evidence Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 67 71 YfiB protein Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 73 79 27–168 residue_range Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 81 86 alone protein_state Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 91 99 YfiRC71S mutant Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 100 115 in complex with protein_state Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 116 120 YfiB protein Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 122 128 59–168 residue_range Most recently, Li and coworkers reported the crystal structures of YfiB (27–168) alone and YfiRC71S in complex with YfiB (59–168) (Li et al.,). INTRO |
| 46 54 YfiBL43P mutant Compared with the reported complex structure, YfiBL43P in our YfiB-YfiR complex structure has additional visible N-terminal residues 44–58 that are shown to play essential roles in YfiB activation and biofilm formation. INTRO |
| 62 71 YfiB-YfiR complex_assembly Compared with the reported complex structure, YfiBL43P in our YfiB-YfiR complex structure has additional visible N-terminal residues 44–58 that are shown to play essential roles in YfiB activation and biofilm formation. INTRO |
| 80 89 structure evidence Compared with the reported complex structure, YfiBL43P in our YfiB-YfiR complex structure has additional visible N-terminal residues 44–58 that are shown to play essential roles in YfiB activation and biofilm formation. INTRO |
| 133 138 44–58 residue_range Compared with the reported complex structure, YfiBL43P in our YfiB-YfiR complex structure has additional visible N-terminal residues 44–58 that are shown to play essential roles in YfiB activation and biofilm formation. INTRO |
| 181 185 YfiB protein Compared with the reported complex structure, YfiBL43P in our YfiB-YfiR complex structure has additional visible N-terminal residues 44–58 that are shown to play essential roles in YfiB activation and biofilm formation. INTRO |
| 103 107 YfiB protein Therefore, we are able to visualize the detailed allosteric arrangement of the N-terminal structure of YfiB and its important role in YfiB-YfiR interaction. INTRO |
| 134 143 YfiB-YfiR complex_assembly Therefore, we are able to visualize the detailed allosteric arrangement of the N-terminal structure of YfiB and its important role in YfiB-YfiR interaction. INTRO |
| 31 39 YfiBL43P mutant In addition, we found that the YfiBL43P shows a much higher PG-binding affinity than wild-type YfiB, most likely due to its more compact PG-binding pocket. INTRO |
| 60 79 PG-binding affinity evidence In addition, we found that the YfiBL43P shows a much higher PG-binding affinity than wild-type YfiB, most likely due to its more compact PG-binding pocket. INTRO |
| 85 94 wild-type protein_state In addition, we found that the YfiBL43P shows a much higher PG-binding affinity than wild-type YfiB, most likely due to its more compact PG-binding pocket. INTRO |
| 95 99 YfiB protein In addition, we found that the YfiBL43P shows a much higher PG-binding affinity than wild-type YfiB, most likely due to its more compact PG-binding pocket. INTRO |
| 137 154 PG-binding pocket site In addition, we found that the YfiBL43P shows a much higher PG-binding affinity than wild-type YfiB, most likely due to its more compact PG-binding pocket. INTRO |
| 24 34 Vitamin B6 chemical Moreover, we found that Vitamin B6 (VB6) or L-Trp can bind YfiR with an affinity in the ten millimolar range. INTRO |
| 36 39 VB6 chemical Moreover, we found that Vitamin B6 (VB6) or L-Trp can bind YfiR with an affinity in the ten millimolar range. INTRO |
| 44 49 L-Trp chemical Moreover, we found that Vitamin B6 (VB6) or L-Trp can bind YfiR with an affinity in the ten millimolar range. INTRO |
| 59 63 YfiR protein Moreover, we found that Vitamin B6 (VB6) or L-Trp can bind YfiR with an affinity in the ten millimolar range. INTRO |
| 72 80 affinity evidence Moreover, we found that Vitamin B6 (VB6) or L-Trp can bind YfiR with an affinity in the ten millimolar range. INTRO |
| 87 96 activated protein_state Together with functional data, these results provide new mechanistic insights into how activated YfiB sequesters YfiR and releases the suppression of YfiN. These findings may facilitate the development and optimization of anti-biofilm drugs for the treatment of chronic infections. INTRO |
| 97 101 YfiB protein Together with functional data, these results provide new mechanistic insights into how activated YfiB sequesters YfiR and releases the suppression of YfiN. These findings may facilitate the development and optimization of anti-biofilm drugs for the treatment of chronic infections. INTRO |
| 113 117 YfiR protein Together with functional data, these results provide new mechanistic insights into how activated YfiB sequesters YfiR and releases the suppression of YfiN. These findings may facilitate the development and optimization of anti-biofilm drugs for the treatment of chronic infections. INTRO |
| 150 154 YfiN protein Together with functional data, these results provide new mechanistic insights into how activated YfiB sequesters YfiR and releases the suppression of YfiN. These findings may facilitate the development and optimization of anti-biofilm drugs for the treatment of chronic infections. INTRO |
| 8 17 structure evidence Overall structure of YfiB RESULTS |
| 21 25 YfiB protein Overall structure of YfiB RESULTS |
| 16 29 crystal forms evidence We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 33 37 YfiB protein We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 48 54 34–168 residue_range We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 56 63 lacking protein_state We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 68 82 signal peptide structure_element We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 97 101 1–26 residue_range We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 127 132 27–33 residue_range We obtained two crystal forms of YfiB (residues 34–168, lacking the signal peptide from residues 1–26 and periplasmic residues 27–33), crystal forms I and II, belonging to space groups P21 and P41, respectively. RESULTS |
| 8 17 structure evidence Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 21 25 YfiB protein Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 43 52 structure evidence Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 60 64 YfiB protein Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 65 72 monomer oligomeric_state Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 104 108 YfiB protein Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 109 116 monomer oligomeric_state Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 132 162 analytical ultracentrifugation experimental_method Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 190 199 wild-type protein_state Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 200 204 YfiB protein Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 209 217 YfiBL43P mutant Overall structure of YfiB. (A) The overall structure of the YfiB monomer. (B) A topology diagram of the YfiB monomer. (C and D) The analytical ultracentrifugation experiment results for the wild-type YfiB and YfiBL43P FIG |
| 4 11 dimeric oligomeric_state Two dimeric types of YfiB dimer. (A–C) The “head to head” dimer. FIG |
| 21 25 YfiB protein Two dimeric types of YfiB dimer. (A–C) The “head to head” dimer. FIG |
| 26 31 dimer oligomeric_state Two dimeric types of YfiB dimer. (A–C) The “head to head” dimer. FIG |
| 44 56 head to head protein_state Two dimeric types of YfiB dimer. (A–C) The “head to head” dimer. FIG |
| 58 63 dimer oligomeric_state Two dimeric types of YfiB dimer. (A–C) The “head to head” dimer. FIG |
| 5 17 back to back protein_state The “back to back” dimer. FIG |
| 19 24 dimer oligomeric_state The “back to back” dimer. FIG |
| 48 54 dimers oligomeric_state (A) and (E) indicate the front views of the two dimers, (B) and (F) indicate the top views of the two dimers, and (C) and (D) indicate the details of the two dimeric interfaces FIG |
| 102 108 dimers oligomeric_state (A) and (E) indicate the front views of the two dimers, (B) and (F) indicate the top views of the two dimers, and (C) and (D) indicate the details of the two dimeric interfaces FIG |
| 158 176 dimeric interfaces site (A) and (E) indicate the front views of the two dimers, (B) and (F) indicate the top views of the two dimers, and (C) and (D) indicate the details of the two dimeric interfaces FIG |
| 4 21 crystal structure evidence The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 25 29 YfiB protein The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 30 37 monomer oligomeric_state The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 52 73 five-stranded β-sheet structure_element The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 75 85 β1-2-5-3-4 structure_element The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 98 112 five α-helices structure_element The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 114 118 α1–5 structure_element The crystal structure of YfiB monomer consists of a five-stranded β-sheet (β1-2-5-3-4) flanked by five α-helices (α1–5) on one side. RESULTS |
| 30 40 helix turn structure_element In addition, there is a short helix turn connecting the β4 strand and α4 helix (Fig. 1A and 1B). RESULTS |
| 56 65 β4 strand structure_element In addition, there is a short helix turn connecting the β4 strand and α4 helix (Fig. 1A and 1B). RESULTS |
| 70 78 α4 helix structure_element In addition, there is a short helix turn connecting the β4 strand and α4 helix (Fig. 1A and 1B). RESULTS |
| 43 50 dimeric oligomeric_state Each crystal form contains three different dimeric types of YfiB, two of which are present in both, suggesting that the rest of the dimeric types may result from crystal packing. RESULTS |
| 60 64 YfiB protein Each crystal form contains three different dimeric types of YfiB, two of which are present in both, suggesting that the rest of the dimeric types may result from crystal packing. RESULTS |
| 132 139 dimeric oligomeric_state Each crystal form contains three different dimeric types of YfiB, two of which are present in both, suggesting that the rest of the dimeric types may result from crystal packing. RESULTS |
| 26 33 dimeric oligomeric_state Here, we refer to the two dimeric types as “head to head” and “back to back” according to the interacting mode (Fig. 2A and 2E), with the total buried surface areas being 316.8 Å2 and 554.3 Å2, respectively. RESULTS |
| 44 56 head to head protein_state Here, we refer to the two dimeric types as “head to head” and “back to back” according to the interacting mode (Fig. 2A and 2E), with the total buried surface areas being 316.8 Å2 and 554.3 Å2, respectively. RESULTS |
| 63 75 back to back protein_state Here, we refer to the two dimeric types as “head to head” and “back to back” according to the interacting mode (Fig. 2A and 2E), with the total buried surface areas being 316.8 Å2 and 554.3 Å2, respectively. RESULTS |
| 5 17 head to head protein_state The “head to head” dimer exhibits a clamp shape. RESULTS |
| 19 24 dimer oligomeric_state The “head to head” dimer exhibits a clamp shape. RESULTS |
| 36 47 clamp shape protein_state The “head to head” dimer exhibits a clamp shape. RESULTS |
| 70 73 A37 residue_name_number The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 78 81 I40 residue_name_number The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 89 99 α1 helices structure_element The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 101 104 L50 residue_name_number The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 112 122 β1 strands structure_element The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 128 131 W55 residue_name_number The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 139 149 β2 strands structure_element The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 178 206 hydrophobic interacting core site The dimerization occurs mainly via hydrophobic interactions formed by A37 and I40 on the α1 helices, L50 on the β1 strands, and W55 on the β2 strands of both molecules, making a hydrophobic interacting core (Fig. 2A–C). RESULTS |
| 5 17 back to back protein_state The “back to back” dimer presents a Y shape. RESULTS |
| 19 24 dimer oligomeric_state The “back to back” dimer presents a Y shape. RESULTS |
| 36 43 Y shape protein_state The “back to back” dimer presents a Y shape. RESULTS |
| 102 105 N68 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 107 110 L69 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 112 115 D70 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 120 123 R71 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 131 142 α2-α3 loops structure_element The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 147 151 R116 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 156 160 S120 residue_name_number The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 168 178 α4 helices structure_element The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 221 242 hydrogen bond network site The dimeric interaction is mainly hydrophilic, occurring among the main-chain and side-chain atoms of N68, L69, D70 and R71 on the α2-α3 loops and R116 and S120 on the α4 helices of both molecules, resulting in a complex hydrogen bond network (Fig. 2D–F). RESULTS |
| 4 13 YfiB-YfiR complex_assembly The YfiB-YfiR interaction RESULTS |
| 8 17 structure evidence Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 25 34 YfiB-YfiR complex_assembly Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 51 68 conserved surface site Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 72 76 YfiR protein Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 94 103 structure evidence Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 111 120 YfiB-YfiR complex_assembly Overall structure of the YfiB-YfiR complex and the conserved surface in YfiR. (A) The overall structure of the YfiB-YfiR complex. FIG |
| 4 12 YfiBL43P mutant The YfiBL43P molecules are shown in cyan and yellow. FIG |
| 4 8 YfiR protein The YfiR molecules are shown in green and magenta. FIG |
| 63 87 Structural superposition experimental_method Two interacting regions are highlighted by red rectangles. (B) Structural superposition of apo YfiB and YfiR-bound YfiBL43P. FIG |
| 91 94 apo protein_state Two interacting regions are highlighted by red rectangles. (B) Structural superposition of apo YfiB and YfiR-bound YfiBL43P. FIG |
| 95 99 YfiB protein Two interacting regions are highlighted by red rectangles. (B) Structural superposition of apo YfiB and YfiR-bound YfiBL43P. FIG |
| 104 114 YfiR-bound protein_state Two interacting regions are highlighted by red rectangles. (B) Structural superposition of apo YfiB and YfiR-bound YfiBL43P. FIG |
| 115 123 YfiBL43P mutant Two interacting regions are highlighted by red rectangles. (B) Structural superposition of apo YfiB and YfiR-bound YfiBL43P. FIG |
| 38 41 apo protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 42 46 YfiB protein To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 51 61 YfiR-bound protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 62 70 YfiBL43P mutant To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 76 79 apo protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 80 84 YfiB protein To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 119 124 34–70 residue_range To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 155 165 YfiR-bound protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 166 174 YfiBL43P mutant To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 209 214 44–70 residue_range To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 279 282 apo protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 283 287 YfiB protein To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 292 302 YfiR-bound protein_state To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 303 311 YfiBL43P mutant To illustrate the differences between apo YfiB and YfiR-bound YfiBL43P, the apo YfiB is shown in pink, except residues 34–70 are shown in red, whereas the YfiR-bound YfiBL43P is shown in cyan, except residues 44–70 are shown in blue. (C) Close-up view of the differences between apo YfiB and YfiR-bound YfiBL43P. FIG |
| 39 43 YfiB protein The residues proposed to contribute to YfiB activation are illustrated in sticks. FIG |
| 20 23 apo protein_state The key residues in apo YfiB are shown in red and those in YfiBL43P are shown in blue. (D) Close-up views showing interactions in regions I and II. FIG |
| 24 28 YfiB protein The key residues in apo YfiB are shown in red and those in YfiBL43P are shown in blue. (D) Close-up views showing interactions in regions I and II. FIG |
| 59 67 YfiBL43P mutant The key residues in apo YfiB are shown in red and those in YfiBL43P are shown in blue. (D) Close-up views showing interactions in regions I and II. FIG |
| 130 146 regions I and II structure_element The key residues in apo YfiB are shown in red and those in YfiBL43P are shown in blue. (D) Close-up views showing interactions in regions I and II. FIG |
| 0 8 YfiBL43P mutant YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 13 17 YfiR protein YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 75 92 conserved surface site YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 96 100 YfiR protein YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 137 141 YfiB protein YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 151 159 residues structure_element YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 163 167 YfiR protein YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 201 205 YfiB protein YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 250 275 YfiN-interacting residues site YfiBL43P and YfiR are shown in cyan and green, respectively. (E and F) The conserved surface in YfiR contributes to the interaction with YfiB. (G) The residues of YfiR responsible for interacting with YfiB are shown in green sticks, and the proposed YfiN-interacting residues are shown in yellow sticks. FIG |
| 36 61 YfiB-interacting residues site The red sticks, which represent the YfiB-interacting residues, are also responsible for the proposed interactions with YfiN FIG |
| 119 123 YfiN protein The red sticks, which represent the YfiB-interacting residues, are also responsible for the proposed interactions with YfiN FIG |
| 37 46 YfiB-YfiR complex_assembly To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 63 75 co-expressed experimental_method To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 76 80 YfiB protein To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 91 97 34–168 residue_range To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 103 107 YfiR protein To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 118 124 35–190 residue_range To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 126 133 lacking protein_state To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 138 152 signal peptide structure_element To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 235 244 no stable protein_state To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 256 265 YfiB-YfiR complex_assembly To gain structural insights into the YfiB-YfiR interaction, we co-expressed YfiB (residues 34–168) and YfiR (residues 35–190, lacking the signal peptide), but failed to obtain the complex, in accordance with a previous report in which no stable complex of YfiB-YfiR was observed (Malone et al.,). RESULTS |
| 26 43 single mutants of experimental_method It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 44 47 Q39 residue_name_number It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 49 52 L43 residue_name_number It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 54 57 F48 residue_name_number It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 62 65 W55 residue_name_number It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 80 84 YfiB protein It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 145 163 P. aeruginosa PAO1 species It has been reported that single mutants of Q39, L43, F48 and W55 contribute to YfiB activation leading to the induction of the SCV phenotype in P. aeruginosa PAO1 (Malone et al.,). RESULTS |
| 82 86 YfiB protein It is likely that these residues may be involved in the conformational changes of YfiB that are related to YfiR sequestration (Fig. 3C). RESULTS |
| 107 111 YfiR protein It is likely that these residues may be involved in the conformational changes of YfiB that are related to YfiR sequestration (Fig. 3C). RESULTS |
| 14 49 constructed two such single mutants experimental_method Therefore, we constructed two such single mutants of YfiB (YfiBL43P and YfiBF48S). RESULTS |
| 53 57 YfiB protein Therefore, we constructed two such single mutants of YfiB (YfiBL43P and YfiBF48S). RESULTS |
| 59 67 YfiBL43P mutant Therefore, we constructed two such single mutants of YfiB (YfiBL43P and YfiBF48S). RESULTS |
| 72 80 YfiBF48S mutant Therefore, we constructed two such single mutants of YfiB (YfiBL43P and YfiBF48S). RESULTS |
| 33 39 stable protein_state As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 40 52 complex with protein_state As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 53 57 YfiR protein As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 71 82 crystalized experimental_method As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 83 87 YfiR protein As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 88 103 in complex with protein_state As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 108 116 YfiBL43P mutant As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 117 123 mutant protein_state As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 139 148 structure evidence As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 173 194 molecular replacement experimental_method As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 201 205 YfiR protein As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 210 214 YfiB protein As expected, both mutants form a stable complex with YfiR. Finally, we crystalized YfiR in complex with the YfiBL43P mutant and solved the structure at 1.78 Å resolution by molecular replacement using YfiR and YfiB as models. RESULTS |
| 4 13 YfiB-YfiR complex_assembly The YfiB-YfiR complex is a 2:2 heterotetramer (Fig. 3A) in which the YfiR dimer is clamped by two separated YfiBL43P molecules with a total buried surface area of 3161.2 Å2. RESULTS |
| 31 45 heterotetramer oligomeric_state The YfiB-YfiR complex is a 2:2 heterotetramer (Fig. 3A) in which the YfiR dimer is clamped by two separated YfiBL43P molecules with a total buried surface area of 3161.2 Å2. RESULTS |
| 69 73 YfiR protein The YfiB-YfiR complex is a 2:2 heterotetramer (Fig. 3A) in which the YfiR dimer is clamped by two separated YfiBL43P molecules with a total buried surface area of 3161.2 Å2. RESULTS |
| 74 79 dimer oligomeric_state The YfiB-YfiR complex is a 2:2 heterotetramer (Fig. 3A) in which the YfiR dimer is clamped by two separated YfiBL43P molecules with a total buried surface area of 3161.2 Å2. RESULTS |
| 108 116 YfiBL43P mutant The YfiB-YfiR complex is a 2:2 heterotetramer (Fig. 3A) in which the YfiR dimer is clamped by two separated YfiBL43P molecules with a total buried surface area of 3161.2 Å2. RESULTS |
| 4 8 YfiR protein The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 9 14 dimer oligomeric_state The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 50 62 non-oxidized protein_state The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 63 67 YfiR protein The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 68 73 dimer oligomeric_state The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 74 79 alone protein_state The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 106 112 Cys145 residue_name_number The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 113 119 Cys152 residue_name_number The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 131 146 disulfide bonds ptm The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 171 176 Cys71 residue_name_number The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 177 183 Cys110 residue_name_number The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 184 198 disulfide bond ptm The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 238 247 YfiB-YfiR complex_assembly The YfiR dimer in the complex is identical to the non-oxidized YfiR dimer alone (Yang et al.,), with only Cys145-Cys152 of the two disulfide bonds well formed, suggesting Cys71-Cys110 disulfide bond formation is not essential for forming YfiB-YfiR complex. RESULTS |
| 42 50 YfiBL43P mutant The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 92 95 D70 residue_name_number The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 148 151 apo protein_state The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 152 156 YfiB protein The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 178 186 α1 helix structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 197 202 34–43 residue_range The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 224 244 electron density map evidence The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 254 262 α2 helix structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 267 269 β1 structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 274 284 β2 strands structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 315 319 loop structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 341 354 α-helix turns structure_element The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 392 396 YfiR protein The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 397 402 dimer oligomeric_state The N-terminal structural conformation of YfiBL43P, from the foremost N-terminus to residue D70, is significantly altered compared with that of the apo YfiB. The majority of the α1 helix (residues 34–43) is invisible on the electron density map, and the α2 helix and β1 and β2 strands are rearranged to form a long loop containing two short α-helix turns (Fig. 3B and 3C), thus embracing the YfiR dimer. RESULTS |
| 40 44 YfiB protein The observed changes in conformation of YfiB and the results of mutagenesis suggest a mechanism by which YfiB sequesters YfiR. RESULTS |
| 64 75 mutagenesis experimental_method The observed changes in conformation of YfiB and the results of mutagenesis suggest a mechanism by which YfiB sequesters YfiR. RESULTS |
| 105 109 YfiB protein The observed changes in conformation of YfiB and the results of mutagenesis suggest a mechanism by which YfiB sequesters YfiR. RESULTS |
| 121 125 YfiR protein The observed changes in conformation of YfiB and the results of mutagenesis suggest a mechanism by which YfiB sequesters YfiR. RESULTS |
| 4 23 YfiB-YfiR interface site The YfiB-YfiR interface can be divided into two regions (Fig. 3A and 3D). RESULTS |
| 0 8 Region I structure_element Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 99 102 E45 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 104 107 G47 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 112 115 E53 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 145 149 loop structure_element Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 153 157 YfiB protein Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 171 174 S57 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 176 179 R60 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 181 184 A89 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 189 193 H177 residue_name_number Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 199 203 YfiR protein Region I is formed by numerous main-chain and side-chain hydrophilic interactions between residues E45, G47 and E53 from the N-terminal extended loop of YfiB and residues S57, R60, A89 and H177 from YfiR (Fig. 3D-I(i)). RESULTS |
| 20 47 hydrophobic anchoring sites site Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 57 65 region I structure_element Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 80 83 F48 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 88 91 W55 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 95 99 YfiB protein Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 122 139 hydrophobic cores site Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 212 215 S57 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 216 219 Q88 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 220 223 A89 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 224 227 N90 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 232 235 R60 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 236 240 R175 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 241 245 H177 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 249 253 YfiR protein Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 273 276 F57 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 280 284 YfiB protein Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 306 324 hydrophobic pocket site Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 335 339 L166 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 340 344 I169 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 345 349 V176 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 350 354 P178 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 355 359 L181 residue_name_number Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 363 367 YfiR protein Additionally, three hydrophobic anchoring sites exist in region I. The residues F48 and W55 of YfiB are inserted into the hydrophobic cores mainly formed by the main chain and side chain carbon atoms of residues S57/Q88/A89/N90 and R60/R175/H177 of YfiR, respectively; and F57 of YfiB is inserted into the hydrophobic pocket formed by L166/I169/V176/P178/L181 of YfiR (Fig. 3D-I(ii)). RESULTS |
| 3 12 region II structure_element In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 33 36 R96 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 38 41 E98 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 46 50 E157 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 56 60 YfiB protein In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 94 98 E163 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 100 104 S146 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 109 113 R171 residue_name_number In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 119 123 YfiR protein In region II, the side chains of R96, E98 and E157 from YfiB interact with the side chains of E163, S146 and R171 from YfiR, respectively. RESULTS |
| 33 37 I163 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 42 46 V165 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 52 56 YfiB protein Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 101 105 L166 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 110 114 A164 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 120 124 YfiR protein Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 162 166 P166 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 172 176 YfiB protein Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 210 214 R185 residue_name_number Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 220 224 YfiR protein Additionally, the main chains of I163 and V165 from YfiB form hydrogen bonds with the main chains of L166 and A164 from YfiR, respectively, and the main chain of P166 from YfiB interacts with the side chain of R185 from YfiR (Fig. 3D-II). RESULTS |
| 38 62 hydrogen-bonding network site These two regions contribute a robust hydrogen-bonding network to the YfiB-YfiR interface, resulting in a tightly bound complex. RESULTS |
| 70 89 YfiB-YfiR interface site These two regions contribute a robust hydrogen-bonding network to the YfiB-YfiR interface, resulting in a tightly bound complex. RESULTS |
| 45 53 YfiBL43P mutant Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 83 92 structure evidence Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 98 102 YfiR protein Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 103 108 dimer oligomeric_state Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 126 156 analytical ultracentrifugation experimental_method Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 202 211 wild-type protein_state Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 212 216 YfiB protein Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 221 229 YfiBL43P mutant Based on the observations that two separated YfiBL43P molecules form a 2:2 complex structure with YfiR dimer, we performed an analytical ultracentrifugation experiment to check the oligomeric states of wild-type YfiB and YfiBL43P. RESULTS |
| 24 33 wild-type protein_state The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 34 38 YfiB protein The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 54 63 monomeric oligomeric_state The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 68 75 dimeric oligomeric_state The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 102 110 YfiBL43P mutant The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 132 139 monomer oligomeric_state The results showed that wild-type YfiB exists in both monomeric and dimeric states in solution, while YfiBL43P primarily adopts the monomer state in solution (Fig. 1C–D). RESULTS |
| 37 41 YfiB protein This suggests that the N-terminus of YfiB plays an important role in forming the dimeric YfiB in solution and that the conformational change of residue L43 is associated with the stretch of the N-terminus and opening of the dimer. RESULTS |
| 81 88 dimeric oligomeric_state This suggests that the N-terminus of YfiB plays an important role in forming the dimeric YfiB in solution and that the conformational change of residue L43 is associated with the stretch of the N-terminus and opening of the dimer. RESULTS |
| 89 93 YfiB protein This suggests that the N-terminus of YfiB plays an important role in forming the dimeric YfiB in solution and that the conformational change of residue L43 is associated with the stretch of the N-terminus and opening of the dimer. RESULTS |
| 152 155 L43 residue_name_number This suggests that the N-terminus of YfiB plays an important role in forming the dimeric YfiB in solution and that the conformational change of residue L43 is associated with the stretch of the N-terminus and opening of the dimer. RESULTS |
| 224 229 dimer oligomeric_state This suggests that the N-terminus of YfiB plays an important role in forming the dimeric YfiB in solution and that the conformational change of residue L43 is associated with the stretch of the N-terminus and opening of the dimer. RESULTS |
| 36 43 dimeric oligomeric_state Therefore, it is possible that both dimeric types might exist in solution. RESULTS |
| 37 49 head to head protein_state For simplicity, we only discuss the “head to head” dimer in the following text. RESULTS |
| 51 56 dimer oligomeric_state For simplicity, we only discuss the “head to head” dimer in the following text. RESULTS |
| 4 19 PG-binding site site The PG-binding site of YfiB RESULTS |
| 23 27 YfiB protein The PG-binding site of YfiB RESULTS |
| 4 19 PG-binding site site The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 23 27 YfiB protein The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 33 57 Structural superposition experimental_method The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 65 81 PG-binding sites site The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 89 102 H. influenzae species The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 103 111 Pal/PG-P complex_assembly The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 124 134 YfiR-bound protein_state The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 135 143 YfiBL43P mutant The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 144 158 complexed with protein_state The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 159 166 sulfate chemical The PG-binding site in YfiB. (A) Structural superposition of the PG-binding sites of the H. influenzae Pal/PG-P complex and YfiR-bound YfiBL43P complexed with sulfate ions. FIG |
| 46 49 Pal protein_type (B) Close-up view showing the key residues of Pal interacting with the m-Dap5 ε-carboxylate group of PG-P. Pal is shown in wheat and PG-P is in magenta. FIG |
| 71 91 m-Dap5 ε-carboxylate chemical (B) Close-up view showing the key residues of Pal interacting with the m-Dap5 ε-carboxylate group of PG-P. Pal is shown in wheat and PG-P is in magenta. FIG |
| 101 105 PG-P chemical (B) Close-up view showing the key residues of Pal interacting with the m-Dap5 ε-carboxylate group of PG-P. Pal is shown in wheat and PG-P is in magenta. FIG |
| 107 110 Pal protein_type (B) Close-up view showing the key residues of Pal interacting with the m-Dap5 ε-carboxylate group of PG-P. Pal is shown in wheat and PG-P is in magenta. FIG |
| 133 137 PG-P chemical (B) Close-up view showing the key residues of Pal interacting with the m-Dap5 ε-carboxylate group of PG-P. Pal is shown in wheat and PG-P is in magenta. FIG |
| 46 56 YfiR-bound protein_state (C) Close-up view showing the key residues of YfiR-bound YfiBL43P interacting with a sulfate ion. FIG |
| 57 65 YfiBL43P mutant (C) Close-up view showing the key residues of YfiR-bound YfiBL43P interacting with a sulfate ion. FIG |
| 85 92 sulfate chemical (C) Close-up view showing the key residues of YfiR-bound YfiBL43P interacting with a sulfate ion. FIG |
| 0 10 YfiR-bound protein_state YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 11 19 YfiBL43P mutant YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 42 49 sulfate chemical YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 73 78 water chemical YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 104 128 Structural superposition experimental_method YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 136 152 PG-binding sites site YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 156 159 apo protein_state YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 160 164 YfiB protein YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 169 179 YfiR-bound protein_state YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 180 188 YfiBL43P mutant YfiR-bound YfiBL43P is shown in cyan; the sulfate ion, in green; and the water molecule, in yellow. (D) Structural superposition of the PG-binding sites of apo YfiB and YfiR-bound YfiBL43P, the key residues are shown in stick. FIG |
| 0 3 Apo protein_state Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 4 8 YfiB protein Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 32 42 YfiR-bound protein_state Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 43 51 YfiBL43P mutant Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 71 74 MST experimental_method Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 97 115 binding affinities evidence Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 123 127 YfiB protein Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 128 137 wild-type protein_state Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 146 154 YfiBL43P mutant Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 160 162 PG chemical Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 172 190 sequence alignment experimental_method Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 194 207 P. aeruginosa species Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 212 219 E. coli species Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 231 235 YfiB protein Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 237 240 Pal protein_type Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 249 267 periplasmic domain structure_element Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 271 275 OmpA protein_type Apo YfiB is shown in yellow and YfiR-bound YfiBL43P in cyan. (E and F) MST data and analysis for binding affinities of (E) YfiB wild-type and (F) YfiBL43P with PG. (G) The sequence alignment of P. aeruginosa and E. coli sources of YfiB, Pal and the periplasmic domain of OmpA FIG |
| 0 25 PG-associated lipoprotein protein_type PG-associated lipoprotein (Pal) is highly conserved in Gram-negative bacteria and anchors to the outer membrane through an N-terminal lipid attachment and to PG layer through its periplasmic domain, which is implicated in maintaining outer membrane integrity. RESULTS |
| 27 30 Pal protein_type PG-associated lipoprotein (Pal) is highly conserved in Gram-negative bacteria and anchors to the outer membrane through an N-terminal lipid attachment and to PG layer through its periplasmic domain, which is implicated in maintaining outer membrane integrity. RESULTS |
| 35 51 highly conserved protein_state PG-associated lipoprotein (Pal) is highly conserved in Gram-negative bacteria and anchors to the outer membrane through an N-terminal lipid attachment and to PG layer through its periplasmic domain, which is implicated in maintaining outer membrane integrity. RESULTS |
| 55 77 Gram-negative bacteria taxonomy_domain PG-associated lipoprotein (Pal) is highly conserved in Gram-negative bacteria and anchors to the outer membrane through an N-terminal lipid attachment and to PG layer through its periplasmic domain, which is implicated in maintaining outer membrane integrity. RESULTS |
| 179 197 periplasmic domain structure_element PG-associated lipoprotein (Pal) is highly conserved in Gram-negative bacteria and anchors to the outer membrane through an N-terminal lipid attachment and to PG layer through its periplasmic domain, which is implicated in maintaining outer membrane integrity. RESULTS |
| 9 26 homology modeling experimental_method Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 50 54 YfiB protein Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 66 90 Pal-like PG-binding site site Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 118 142 mutation of two residues experimental_method Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 157 161 D102 residue_name_number Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 166 170 G105 residue_name_number Previous homology modeling studies suggested that YfiB contains a Pal-like PG-binding site (Parsons et al.,), and the mutation of two residues at this site, D102 and G105, reduces the ability for biofilm formation and surface attachment (Malone et al.,). RESULTS |
| 7 16 YfiB-YfiR complex_assembly In the YfiB-YfiR complex, one sulfate ion is found at the bottom of each YfiBL43P molecule (Fig. 3A) and forms a strong hydrogen bond with D102 of YfiBL43P (Fig. 4A and 4C). RESULTS |
| 30 37 sulfate chemical In the YfiB-YfiR complex, one sulfate ion is found at the bottom of each YfiBL43P molecule (Fig. 3A) and forms a strong hydrogen bond with D102 of YfiBL43P (Fig. 4A and 4C). RESULTS |
| 73 81 YfiBL43P mutant In the YfiB-YfiR complex, one sulfate ion is found at the bottom of each YfiBL43P molecule (Fig. 3A) and forms a strong hydrogen bond with D102 of YfiBL43P (Fig. 4A and 4C). RESULTS |
| 139 143 D102 residue_name_number In the YfiB-YfiR complex, one sulfate ion is found at the bottom of each YfiBL43P molecule (Fig. 3A) and forms a strong hydrogen bond with D102 of YfiBL43P (Fig. 4A and 4C). RESULTS |
| 147 155 YfiBL43P mutant In the YfiB-YfiR complex, one sulfate ion is found at the bottom of each YfiBL43P molecule (Fig. 3A) and forms a strong hydrogen bond with D102 of YfiBL43P (Fig. 4A and 4C). RESULTS |
| 0 24 Structural superposition experimental_method Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 33 41 YfiBL43P mutant Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 46 68 Haemophilus influenzae species Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 69 72 Pal protein_type Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 73 87 complexed with protein_state Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 101 124 peptidoglycan precursor chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 126 130 PG-P chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 133 184 UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 186 191 m-Dap chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 195 215 meso-diaminopimelate chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 271 278 sulfate chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 317 337 m-Dap5 ϵ-carboxylate chemical Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 351 359 Pal/PG-P complex_assembly Structural superposition between YfiBL43P and Haemophilus influenzae Pal complexed with biosynthetic peptidoglycan precursor (PG-P), UDP-N-acetylmuramyl-L-Ala-α-D-Glu-m-Dap-D-Ala-D-Ala (m-Dap is meso-diaminopimelate) (PDB code: 2aiz) (Parsons et al.,), revealed that the sulfate ion is located at the position of the m-Dap5 ϵ-carboxylate group in the Pal/PG-P complex (Fig. 4A). RESULTS |
| 7 15 Pal/PG-P complex_assembly In the Pal/PG-P complex structure, the m-Dap5 ϵ-carboxylate group interacts with the side-chain atoms of D71 and the main-chain amide of D37 (Fig. 4B). RESULTS |
| 24 33 structure evidence In the Pal/PG-P complex structure, the m-Dap5 ϵ-carboxylate group interacts with the side-chain atoms of D71 and the main-chain amide of D37 (Fig. 4B). RESULTS |
| 39 59 m-Dap5 ϵ-carboxylate chemical In the Pal/PG-P complex structure, the m-Dap5 ϵ-carboxylate group interacts with the side-chain atoms of D71 and the main-chain amide of D37 (Fig. 4B). RESULTS |
| 105 108 D71 residue_name_number In the Pal/PG-P complex structure, the m-Dap5 ϵ-carboxylate group interacts with the side-chain atoms of D71 and the main-chain amide of D37 (Fig. 4B). RESULTS |
| 137 140 D37 residue_name_number In the Pal/PG-P complex structure, the m-Dap5 ϵ-carboxylate group interacts with the side-chain atoms of D71 and the main-chain amide of D37 (Fig. 4B). RESULTS |
| 18 28 YfiR-bound protein_state Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 29 37 YfiBL43P mutant Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 38 47 structure evidence Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 53 60 sulfate chemical Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 104 108 D102 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 127 130 D71 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 134 137 Pal protein_type Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 143 147 R117 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 166 169 R86 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 173 176 Pal protein_type Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 206 209 N68 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 228 231 D37 residue_name_number Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 235 238 Pal protein_type Similarly, in the YfiR-bound YfiBL43P structure, the sulfate ion interacts with the side-chain atoms of D102 (corresponding to D71 in Pal) and R117 (corresponding to R86 in Pal) and the main-chain amide of N68 (corresponding to D37 in Pal). RESULTS |
| 12 17 water chemical Moreover, a water molecule was found to bridge the sulfate ion and the side chains of N67 and D102, strengthening the hydrogen bond network (Fig. 4C). RESULTS |
| 51 58 sulfate chemical Moreover, a water molecule was found to bridge the sulfate ion and the side chains of N67 and D102, strengthening the hydrogen bond network (Fig. 4C). RESULTS |
| 86 89 N67 residue_name_number Moreover, a water molecule was found to bridge the sulfate ion and the side chains of N67 and D102, strengthening the hydrogen bond network (Fig. 4C). RESULTS |
| 94 98 D102 residue_name_number Moreover, a water molecule was found to bridge the sulfate ion and the side chains of N67 and D102, strengthening the hydrogen bond network (Fig. 4C). RESULTS |
| 118 139 hydrogen bond network site Moreover, a water molecule was found to bridge the sulfate ion and the side chains of N67 and D102, strengthening the hydrogen bond network (Fig. 4C). RESULTS |
| 13 31 sequence alignment experimental_method In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 35 39 YfiB protein In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 45 48 Pal protein_type In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 57 75 periplasmic domain structure_element In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 79 83 OmpA protein_type In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 105 120 PG-binding site site In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 134 137 N68 residue_name_number In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 142 146 D102 residue_name_number In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 151 167 highly conserved protein_state In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 262 266 YfiB protein In addition, sequence alignment of YfiB with Pal and the periplasmic domain of OmpA (proteins containing PG-binding site) showed that N68 and D102 are highly conserved (Fig. 4G, blue stars), suggesting that these residues contribute to the PG-binding ability of YfiB. RESULTS |
| 15 28 superposition experimental_method Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 32 35 apo protein_state Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 36 40 YfiB protein Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 46 56 YfiR-bound protein_state Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 57 65 YfiBL43P mutant Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 84 101 PG-binding region site Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 135 157 different conformation protein_state Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 165 168 N68 residue_name_number Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 180 184 loop structure_element Interestingly, superposition of apo YfiB with YfiR-bound YfiBL43P revealed that the PG-binding region is largely altered mainly due to different conformation of the N68 containing loop. RESULTS |
| 12 20 YfiBL43P mutant Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 26 29 N68 residue_name_number Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 41 45 loop structure_element Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 53 56 apo protein_state Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 57 61 YfiB protein Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 88 92 D102 residue_name_number Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 97 101 R117 residue_name_number Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 136 153 PG-binding pocket site Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 174 181 sulfate chemical Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 189 194 water chemical Compared to YfiBL43P, the N68-containing loop of the apo YfiB flips away about 7 Å, and D102 and R117 swing slightly outward; thus, the PG-binding pocket is enlarged with no sulfate ion or water bound (Fig. 4D). RESULTS |
| 32 34 PG chemical Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 54 62 inactive protein_state Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 63 67 YfiB protein Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 97 103 active protein_state Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 104 108 YfiB protein Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 143 168 microscale thermophoresis experimental_method Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 170 173 MST experimental_method Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 196 214 binding affinities evidence Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 218 220 PG chemical Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 224 233 wild-type protein_state Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 234 238 YfiB protein Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 243 251 YfiBL43P mutant Therefore, we proposed that the PG-binding ability of inactive YfiB might be weaker than that of active YfiB. To validate this, we performed a microscale thermophoresis (MST) assay to measure the binding affinities of PG to wild-type YfiB and YfiBL43P, respectively. RESULTS |
| 31 50 PG-binding affinity evidence The results indicated that the PG-binding affinity of YfiBL43P is 65.5 μmol/L, which is about 16-fold stronger than that of wild-type YfiB (Kd = 1.1 mmol/L) (Fig. 4E–F). RESULTS |
| 54 62 YfiBL43P mutant The results indicated that the PG-binding affinity of YfiBL43P is 65.5 μmol/L, which is about 16-fold stronger than that of wild-type YfiB (Kd = 1.1 mmol/L) (Fig. 4E–F). RESULTS |
| 124 133 wild-type protein_state The results indicated that the PG-binding affinity of YfiBL43P is 65.5 μmol/L, which is about 16-fold stronger than that of wild-type YfiB (Kd = 1.1 mmol/L) (Fig. 4E–F). RESULTS |
| 134 138 YfiB protein The results indicated that the PG-binding affinity of YfiBL43P is 65.5 μmol/L, which is about 16-fold stronger than that of wild-type YfiB (Kd = 1.1 mmol/L) (Fig. 4E–F). RESULTS |
| 31 48 in the absence of protein_state As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 49 53 YfiR protein As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 91 110 PG-binding affinity evidence As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 114 118 YfiB protein As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 138 147 YfiB-YfiR complex_assembly As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 203 207 YfiB protein As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 227 260 stretched N-terminal conformation protein_state As the experiment is performed in the absence of YfiR, it suggests that an increase in the PG-binding affinity of YfiB is not a result of YfiB-YfiR interaction and is highly coupled to the activation of YfiB characterized by a stretched N-terminal conformation. RESULTS |
| 4 21 conserved surface site The conserved surface in YfiR is functional for binding YfiB and YfiN RESULTS |
| 25 29 YfiR protein The conserved surface in YfiR is functional for binding YfiB and YfiN RESULTS |
| 56 60 YfiB protein The conserved surface in YfiR is functional for binding YfiB and YfiN RESULTS |
| 65 69 YfiN protein The conserved surface in YfiR is functional for binding YfiB and YfiN RESULTS |
| 22 36 ConSurf Server experimental_method Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 86 111 evolutionary conservation evidence Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 170 187 structure surface site Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 200 217 conserved surface site Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 221 225 YfiR protein Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 267 271 YfiB protein Calculation using the ConSurf Server (http://consurf.tau.ac.il/), which estimates the evolutionary conservation of amino acid positions and visualizes information on the structure surface, revealed a conserved surface on YfiR that contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 36 53 conserved surface site Interestingly, the majority of this conserved surface contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 90 94 YfiB protein Interestingly, the majority of this conserved surface contributes to the interaction with YfiB (Fig. 3E and 3F). RESULTS |
| 36 40 F151 residue_name_number Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 42 46 E163 residue_name_number Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 48 52 I169 residue_name_number Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 57 61 Q187 residue_name_number Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 94 98 YfiR protein Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 120 137 YfiN binding site site Malone JG et al. have reported that F151, E163, I169 and Q187, located near the C-terminus of YfiR, comprise a putative YfiN binding site (Malone et al.,). RESULTS |
| 46 63 conserved surface site Interestingly, these residues are part of the conserved surface of YfiR (Fig. 3G). RESULTS |
| 67 71 YfiR protein Interestingly, these residues are part of the conserved surface of YfiR (Fig. 3G). RESULTS |
| 0 4 F151 residue_name_number F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 6 10 E163 residue_name_number F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 15 19 I169 residue_name_number F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 27 43 hydrophobic core site F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 51 55 Q187 residue_name_number F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 85 93 α6 helix structure_element F151, E163 and I169 form a hydrophobic core while, Q187 is located at the end of the α6 helix. RESULTS |
| 0 4 E163 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 9 13 I169 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 18 43 YfiB-interacting residues site E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 47 51 YfiR protein E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 62 66 E163 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 94 97 R96 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 101 105 YfiB protein E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 123 127 I169 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 155 159 L166 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 160 164 I169 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 165 169 V176 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 170 174 P178 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 175 179 L181 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 180 196 hydrophobic core site E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 211 214 F57 residue_name_number E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 218 222 YfiB protein E163 and I169 are YfiB-interacting residues of YfiR, in which E163 forms a hydrogen bond with R96 of YfiB (Fig. 3D-II) and I169 is involved in forming the L166/I169/V176/P178/L181 hydrophobic core for anchoring F57 of YfiB (Fig. 3D-I(ii)). RESULTS |
| 28 47 YfiB-YfiR interface site Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 75 94 YfiR-YfiN interface site Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 167 171 YfiR protein Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 172 176 YfiN protein Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 202 206 YfiB protein Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 220 224 YfiR protein Collectively, a part of the YfiB-YfiR interface overlaps with the proposed YfiR-YfiN interface, suggesting alteration in the association-disassociation equilibrium of YfiR-YfiN and hence the ability of YfiB to sequester YfiR. RESULTS |
| 0 4 YfiR protein YfiR binds small molecules RESULTS |
| 32 36 YfiR protein Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 51 55 YfiB protein Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 101 105 YfiN protein Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 177 181 YfiR protein Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 182 192 structures evidence Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 205 217 non-oxidized protein_state Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 226 234 oxidized protein_state Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 270 276 Cys145 residue_name_number Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 277 283 Cys152 residue_name_number Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 284 298 disulfide bond ptm Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 361 365 YfiR protein Previous studies indicated that YfiR constitutes a YfiB-independent sensing device that can activate YfiN in response to the redox status of the periplasm, and we have reported YfiR structures in both the non-oxidized and the oxidized states earlier, revealing that the Cys145-Cys152 disulfide bond plays an essential role in maintaining the correct folding of YfiR (Yang et al.,). RESULTS |
| 17 21 YfiR protein However, whether YfiR is involved in other regulatory mechanisms is still an open question. RESULTS |
| 8 18 Structures evidence Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 22 31 VB6-bound protein_state Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 36 45 Trp-bound protein_state Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 46 50 YfiR protein Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 56 69 Superposition experimental_method Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 85 95 structures evidence Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 99 108 VB6-bound protein_state Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 113 122 Trp-bound protein_state Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 123 127 YfiR protein Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 176 180 YfiR protein Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 191 194 VB6 chemical Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 199 204 L-Trp chemical Overall Structures of VB6-bound and Trp-bound YfiR. (A) Superposition of the overall structures of VB6-bound and Trp-bound YfiR. (B) Close-up views showing the key residues of YfiR that bind VB6 and L-Trp. FIG |
| 4 22 electron densities evidence The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 26 29 VB6 chemical The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 34 37 Trp chemical The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 87 101 |Fo|-|Fc| maps evidence The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 107 120 Superposition experimental_method The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 128 146 hydrophobic pocket site The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 150 154 YfiR protein The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 160 163 VB6 chemical The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 165 170 L-Trp chemical The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 175 178 F57 residue_name_number The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 182 186 YfiB protein The electron densities of VB6 and Trp are countered at 3.0σ and 2.3σ, respectively, in |Fo|-|Fc| maps. (C) Superposition of the hydrophobic pocket of YfiR with VB6, L-Trp and F57 of YfiB FIG |
| 16 27 Dali search experimental_method Intriguingly, a Dali search (Holm and Rosenstrom,) indicated that the closest homologs of YfiR shared the characteristic of being able to bind several structurally similar small molecules, such as L-Trp, L-Phe, B-group vitamins and their analogs, encouraging us to test whether YfiR can recognize these molecules. RESULTS |
| 90 94 YfiR protein Intriguingly, a Dali search (Holm and Rosenstrom,) indicated that the closest homologs of YfiR shared the characteristic of being able to bind several structurally similar small molecules, such as L-Trp, L-Phe, B-group vitamins and their analogs, encouraging us to test whether YfiR can recognize these molecules. RESULTS |
| 197 202 L-Trp chemical Intriguingly, a Dali search (Holm and Rosenstrom,) indicated that the closest homologs of YfiR shared the characteristic of being able to bind several structurally similar small molecules, such as L-Trp, L-Phe, B-group vitamins and their analogs, encouraging us to test whether YfiR can recognize these molecules. RESULTS |
| 204 209 L-Phe chemical Intriguingly, a Dali search (Holm and Rosenstrom,) indicated that the closest homologs of YfiR shared the characteristic of being able to bind several structurally similar small molecules, such as L-Trp, L-Phe, B-group vitamins and their analogs, encouraging us to test whether YfiR can recognize these molecules. RESULTS |
| 278 282 YfiR protein Intriguingly, a Dali search (Holm and Rosenstrom,) indicated that the closest homologs of YfiR shared the characteristic of being able to bind several structurally similar small molecules, such as L-Trp, L-Phe, B-group vitamins and their analogs, encouraging us to test whether YfiR can recognize these molecules. RESULTS |
| 21 36 co-crystallized experimental_method For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 37 41 YfiR protein For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 45 51 soaked experimental_method For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 52 56 YfiR protein For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 57 65 crystals evidence For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 108 113 L-Trp chemical For this purpose, we co-crystallized YfiR or soaked YfiR crystals with different small molecules, including L-Trp and B-group vitamins. RESULTS |
| 30 52 small-molecule density evidence Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 60 69 VB6-bound protein_state Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 74 83 Trp-bound protein_state Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 84 88 YfiR protein Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 89 107 crystal structures evidence Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 138 148 structures evidence Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 154 158 YfiR protein Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 159 165 dimers oligomeric_state Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 179 187 oxidized protein_state Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 188 192 YfiR protein Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 193 202 structure evidence Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 221 236 disulfide bonds ptm Fortunately, we found obvious small-molecule density in the VB6-bound and Trp-bound YfiR crystal structures (Fig. 5A and 5B), and in both structures, the YfiR dimers resemble the oxidized YfiR structure in which both two disulfide bonds are well formed (Yang et al.,). RESULTS |
| 23 26 VB6 chemical Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 31 36 L-Trp chemical Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 52 87 effect of increasing concentrations experimental_method Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 91 94 VB6 chemical Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 98 103 L-Trp chemical Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 107 115 YfiBL43P mutant Functional analysis of VB6 and L-Trp. (A and B) The effect of increasing concentrations of VB6 or L-Trp on YfiBL43P-induced attachment (bars). FIG |
| 4 28 relative optical density evidence The relative optical density is represented as curves. FIG |
| 0 9 Wild-type protein_state Wild-type YfiB is used as negative control. FIG |
| 10 14 YfiB protein Wild-type YfiB is used as negative control. FIG |
| 10 17 BIAcore experimental_method (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 40 58 binding affinities evidence (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 66 69 VB6 chemical (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 78 83 L-Trp chemical (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 89 93 YfiR protein (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 101 104 ITC experimental_method (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 127 136 titration experimental_method (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 144 148 YfiB protein (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 149 158 wild-type protein_state (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 182 190 YfiBL43P mutant (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 191 195 F57A mutant (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 201 205 YfiR protein (C and D) BIAcore data and analysis for binding affinities of (C) VB6 and (D) L-Trp with YfiR. (E–G) ITC data and analysis for titration of (E) YfiB wild-type, (F) YfiBL43P, and (G) YfiBL43P/F57A into YfiR FIG |
| 0 19 Structural analyses experimental_method Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 38 41 VB6 chemical Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 46 51 L-Trp chemical Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 66 74 bound at protein_state Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 96 100 YfiR protein Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 101 106 dimer oligomeric_state Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 123 138 dimer interface site Structural analyses revealed that the VB6 and L-Trp molecules are bound at the periphery of the YfiR dimer, but not at the dimer interface. RESULTS |
| 15 18 VB6 chemical Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 23 28 L-Trp chemical Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 59 77 hydrophobic pocket site Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 89 93 L166 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 94 98 I169 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 99 103 V176 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 104 108 P178 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 109 113 L181 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 117 121 YfiR protein Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 139 153 binding pocket site Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 158 161 F57 residue_name_number Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 165 169 YfiB protein Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 190 199 YfiB-YfiR complex_assembly Interestingly, VB6 and L-Trp were found to occupy the same hydrophobic pocket, formed by L166/I169/V176/P178/L181 of YfiR, which is also a binding pocket for F57 of YfiB, as observed in the YfiB-YfiR complex (Fig. 5C). RESULTS |
| 30 33 F57 residue_name_number To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 37 50 YfiBL43P-YfiR complex_assembly To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 68 86 binding affinities evidence To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 90 98 YfiBL43P mutant To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 103 111 YfiBL43P mutant To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 112 116 F57A mutant To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 121 125 YfiR protein To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 143 175 isothermal titration calorimetry experimental_method To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 177 180 ITC experimental_method To evaluate the importance of F57 in YfiBL43P-YfiR interaction, the binding affinities of YfiBL43P and YfiBL43P/F57A for YfiR were measured by isothermal titration calorimetry (ITC). RESULTS |
| 19 21 Kd evidence The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 74 82 YfiBL43P mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 87 95 YfiBL43P mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 96 100 F57A mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 135 143 YfiBL43P mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 144 148 F57A mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 149 155 mutant protein_state The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 191 207 binding affinity evidence The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 226 234 YfiBL43P mutant The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 235 241 mutant protein_state The results showed Kd values of 1.4 × 10−7 mol/L and 5.3 × 10−7 mol/L for YfiBL43P and YfiBL43P/F57A, respectively, revealing that the YfiBL43P/F57A mutant caused a 3.8-fold reduction in the binding affinity compared with the YfiBL43P mutant (Fig. 6F and 6G). RESULTS |
| 66 69 VB6 chemical In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 74 79 L-Trp chemical In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 81 85 yfiB gene In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 90 97 deleted experimental_method In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 103 107 PAO1 species In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 108 117 wild-type protein_state In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 132 152 construct expressing experimental_method In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 157 165 YfiBL43P mutant In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 166 172 mutant protein_state In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 177 193 transformed into experimental_method In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 198 202 PAO1 species In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 203 208 ΔyfiB mutant In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 227 235 YfiBL43P mutant In parallel, to better understand the putative functional role of VB6 and L-Trp, yfiB was deleted in a PAO1 wild-type strain, and a construct expressing the YfiBL43P mutant was transformed into the PAO1 ΔyfiB strain to trigger YfiBL43P-induced biofilm formation. RESULTS |
| 0 36 Growth and surface attachment assays experimental_method Growth and surface attachment assays were carried out for the yfiB-L43P strain in the presence of increasing concentrations of VB6 or L-Trp. RESULTS |
| 62 71 yfiB-L43P mutant Growth and surface attachment assays were carried out for the yfiB-L43P strain in the presence of increasing concentrations of VB6 or L-Trp. RESULTS |
| 98 123 increasing concentrations experimental_method Growth and surface attachment assays were carried out for the yfiB-L43P strain in the presence of increasing concentrations of VB6 or L-Trp. RESULTS |
| 127 130 VB6 chemical Growth and surface attachment assays were carried out for the yfiB-L43P strain in the presence of increasing concentrations of VB6 or L-Trp. RESULTS |
| 134 139 L-Trp chemical Growth and surface attachment assays were carried out for the yfiB-L43P strain in the presence of increasing concentrations of VB6 or L-Trp. RESULTS |
| 32 47 over-expression experimental_method As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 51 59 YfiBL43P mutant As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 124 133 yfiB-L43P mutant As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 179 182 VB6 chemical As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 186 191 L-Trp chemical As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 208 211 VB6 chemical As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 232 237 L-Trp chemical As shown in Fig. 6A and 6B, the over-expression of YfiBL43P induced strong surface attachment and much slower growth of the yfiB-L43P strain, and as expected, a certain amount of VB6 or L-Trp (4–6 mmol/L for VB6 and 6–10 mmol/L for L-Trp) could reduce the surface attachment. RESULTS |
| 56 59 VB6 chemical Interestingly, at a concentration higher than 8 mmol/L, VB6 lost its ability to inhibit biofilm formation, implying that the VB6-involving regulatory mechanism is highly complicated and remains to be further investigated. RESULTS |
| 125 128 VB6 chemical Interestingly, at a concentration higher than 8 mmol/L, VB6 lost its ability to inhibit biofilm formation, implying that the VB6-involving regulatory mechanism is highly complicated and remains to be further investigated. RESULTS |
| 14 17 VB6 chemical Of note, both VB6 and L-Trp have been reported to correlate with biofilm formation in certain Gram-negative bacteria (Grubman et al.,; Shimazaki et al.,). RESULTS |
| 22 27 L-Trp chemical Of note, both VB6 and L-Trp have been reported to correlate with biofilm formation in certain Gram-negative bacteria (Grubman et al.,; Shimazaki et al.,). RESULTS |
| 94 116 Gram-negative bacteria taxonomy_domain Of note, both VB6 and L-Trp have been reported to correlate with biofilm formation in certain Gram-negative bacteria (Grubman et al.,; Shimazaki et al.,). RESULTS |
| 3 22 Helicobacter pylori species In Helicobacter pylori in particular, VB6 biosynthetic enzymes act as novel virulence factors, and VB6 is required for full motility and virulence (Grubman et al.,). RESULTS |
| 38 41 VB6 chemical In Helicobacter pylori in particular, VB6 biosynthetic enzymes act as novel virulence factors, and VB6 is required for full motility and virulence (Grubman et al.,). RESULTS |
| 99 102 VB6 chemical In Helicobacter pylori in particular, VB6 biosynthetic enzymes act as novel virulence factors, and VB6 is required for full motility and virulence (Grubman et al.,). RESULTS |
| 4 11 E. coli species In E. coli, mutants with decreased tryptophan synthesis show greater biofilm formation, and matured biofilm is degraded by L-tryptophan addition (Shimazaki et al.,). RESULTS |
| 36 46 tryptophan chemical In E. coli, mutants with decreased tryptophan synthesis show greater biofilm formation, and matured biofilm is degraded by L-tryptophan addition (Shimazaki et al.,). RESULTS |
| 124 136 L-tryptophan chemical In E. coli, mutants with decreased tryptophan synthesis show greater biofilm formation, and matured biofilm is degraded by L-tryptophan addition (Shimazaki et al.,). RESULTS |
| 46 49 VB6 chemical To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 53 58 L-Trp chemical To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 67 71 YfiB protein To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 72 90 F57-binding pocket site To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 94 98 YfiR protein To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 172 190 binding affinities evidence To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 194 197 VB6 chemical To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 202 207 L-Trp chemical To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 212 216 YfiR protein To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 221 228 BIAcore experimental_method To answer the question whether competition of VB6 or L-Trp for the YfiB F57-binding pocket of YfiR plays an essential role in inhibiting biofilm formation, we measured the binding affinities of VB6 and L-Trp for YfiR via BIAcore experiments. RESULTS |
| 35 37 Kd evidence The results showed relatively weak Kd values of 35.2 mmol/L and 76.9 mmol/L for VB6 and L-Trp, respectively (Fig. 6C and 6D). RESULTS |
| 80 83 VB6 chemical The results showed relatively weak Kd values of 35.2 mmol/L and 76.9 mmol/L for VB6 and L-Trp, respectively (Fig. 6C and 6D). RESULTS |
| 88 93 L-Trp chemical The results showed relatively weak Kd values of 35.2 mmol/L and 76.9 mmol/L for VB6 and L-Trp, respectively (Fig. 6C and 6D). RESULTS |
| 40 43 VB6 chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 47 52 L-Trp chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 65 69 YfiR protein Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 80 83 VB6 chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 87 92 L-Trp chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 93 98 alone protein_state Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 143 152 YfiB-YfiR complex_assembly Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 189 192 VB6 chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 196 201 L-Trp chemical Based on our results, we concluded that VB6 or L-Trp can bind to YfiR, however, VB6 or L-Trp alone may have little effects in interrupting the YfiB-YfiR interaction, the mechanism by which VB6 or L-Trp inhibits biofilm formation remains unclear and requires further investigation. RESULTS |
| 60 64 YfiB protein Previous studies suggested that in response to cell stress, YfiB in the outer membrane sequesters the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus inducing the diguanylate cyclase activity of YfiN to allow c-di-GMP production (Giardina et al.,; Malone et al.,; Malone et al.,). DISCUSS |
| 122 126 YfiR protein Previous studies suggested that in response to cell stress, YfiB in the outer membrane sequesters the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus inducing the diguanylate cyclase activity of YfiN to allow c-di-GMP production (Giardina et al.,; Malone et al.,; Malone et al.,). DISCUSS |
| 156 160 YfiN protein Previous studies suggested that in response to cell stress, YfiB in the outer membrane sequesters the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus inducing the diguanylate cyclase activity of YfiN to allow c-di-GMP production (Giardina et al.,; Malone et al.,; Malone et al.,). DISCUSS |
| 237 241 YfiN protein Previous studies suggested that in response to cell stress, YfiB in the outer membrane sequesters the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus inducing the diguanylate cyclase activity of YfiN to allow c-di-GMP production (Giardina et al.,; Malone et al.,; Malone et al.,). DISCUSS |
| 251 259 c-di-GMP chemical Previous studies suggested that in response to cell stress, YfiB in the outer membrane sequesters the periplasmic protein YfiR, releasing its inhibition of YfiN on the inner membrane and thus inducing the diguanylate cyclase activity of YfiN to allow c-di-GMP production (Giardina et al.,; Malone et al.,; Malone et al.,). DISCUSS |
| 20 38 crystal structures evidence Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 42 46 YfiB protein Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 47 52 alone protein_state Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 60 66 active protein_state Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 67 73 mutant protein_state Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 74 82 YfiBL43P mutant Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 83 98 in complex with protein_state Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 99 103 YfiR protein Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 121 125 YfiR protein Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 138 150 complex with protein_state Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 151 155 YfiB protein Here, we report the crystal structures of YfiB alone and an active mutant YfiBL43P in complex with YfiR, indicating that YfiR forms a 2:2 complex with YfiB via a region composed of conserved residues. DISCUSS |
| 4 28 structural data analysis experimental_method Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 44 53 activated protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 54 58 YfiB protein Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 66 84 N-terminal portion structure_element Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 121 143 stretched conformation protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 162 182 compact conformation protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 190 193 apo protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 194 198 YfiB protein Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 204 207 apo protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 208 212 YfiB protein Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 213 222 structure evidence Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 256 258 34 residue_number Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 265 285 compact conformation protein_state Our structural data analysis shows that the activated YfiB has an N-terminal portion that is largely altered, adopting a stretched conformation compared with the compact conformation of the apo YfiB. The apo YfiB structure constructed beginning at residue 34 has a compact conformation of approximately 45 Å in length. DISCUSS |
| 19 33 preceding 8 aa residue_range In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 34 38 loop structure_element In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 64 78 Cys26 to Gly34 residue_range In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 85 96 full length protein_state In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 127 130 apo protein_state In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 131 135 YfiB protein In addition to the preceding 8 aa loop (from the lipid acceptor Cys26 to Gly34), the full length of the periplasmic portion of apo YfiB can reach approximately 60 Å. It was reported that the distance between the outer membrane and the cell wall is approximately 50 Å and that the thickness of the PG layer is approximately 70 Å (Matias et al.,). DISCUSS |
| 6 10 YfiB protein Thus, YfiB alone represents an inactive form that may only partially insert into the PG matrix. DISCUSS |
| 11 16 alone protein_state Thus, YfiB alone represents an inactive form that may only partially insert into the PG matrix. DISCUSS |
| 31 39 inactive protein_state Thus, YfiB alone represents an inactive form that may only partially insert into the PG matrix. DISCUSS |
| 13 23 YfiR-bound protein_state By contrast, YfiR-bound YfiBL43P (residues 44–168) has a stretched conformation of approximately 55 Å in length. DISCUSS |
| 24 32 YfiBL43P mutant By contrast, YfiR-bound YfiBL43P (residues 44–168) has a stretched conformation of approximately 55 Å in length. DISCUSS |
| 43 49 44–168 residue_range By contrast, YfiR-bound YfiBL43P (residues 44–168) has a stretched conformation of approximately 55 Å in length. DISCUSS |
| 57 79 stretched conformation protein_state By contrast, YfiR-bound YfiBL43P (residues 44–168) has a stretched conformation of approximately 55 Å in length. DISCUSS |
| 19 54 17 preceding intracellular residues residue_range In addition to the 17 preceding intracellular residues (from the lipid acceptor Cys26 to Leu43), the length of the intracellular portion of active YfiB may extend over 100 Å, assuming a fully stretched conformation. DISCUSS |
| 80 94 Cys26 to Leu43 residue_range In addition to the 17 preceding intracellular residues (from the lipid acceptor Cys26 to Leu43), the length of the intracellular portion of active YfiB may extend over 100 Å, assuming a fully stretched conformation. DISCUSS |
| 140 146 active protein_state In addition to the 17 preceding intracellular residues (from the lipid acceptor Cys26 to Leu43), the length of the intracellular portion of active YfiB may extend over 100 Å, assuming a fully stretched conformation. DISCUSS |
| 147 151 YfiB protein In addition to the 17 preceding intracellular residues (from the lipid acceptor Cys26 to Leu43), the length of the intracellular portion of active YfiB may extend over 100 Å, assuming a fully stretched conformation. DISCUSS |
| 186 214 fully stretched conformation protein_state In addition to the 17 preceding intracellular residues (from the lipid acceptor Cys26 to Leu43), the length of the intracellular portion of active YfiB may extend over 100 Å, assuming a fully stretched conformation. DISCUSS |
| 53 57 YfiB protein Provided that the diameter of the widest part of the YfiB dimer is approximately 64 Å, which is slightly smaller than the smallest diameter of the PG pore (70 Å) (Meroueh et al.,), the YfiB dimer should be able to penetrate the PG layer. DISCUSS |
| 58 63 dimer oligomeric_state Provided that the diameter of the widest part of the YfiB dimer is approximately 64 Å, which is slightly smaller than the smallest diameter of the PG pore (70 Å) (Meroueh et al.,), the YfiB dimer should be able to penetrate the PG layer. DISCUSS |
| 185 189 YfiB protein Provided that the diameter of the widest part of the YfiB dimer is approximately 64 Å, which is slightly smaller than the smallest diameter of the PG pore (70 Å) (Meroueh et al.,), the YfiB dimer should be able to penetrate the PG layer. DISCUSS |
| 190 195 dimer oligomeric_state Provided that the diameter of the widest part of the YfiB dimer is approximately 64 Å, which is slightly smaller than the smallest diameter of the PG pore (70 Å) (Meroueh et al.,), the YfiB dimer should be able to penetrate the PG layer. DISCUSS |
| 24 30 YfiBNR complex_assembly Regulatory model of the YfiBNR tripartite system. FIG |
| 31 41 tripartite protein_state Regulatory model of the YfiBNR tripartite system. FIG |
| 4 22 periplasmic domain structure_element The periplasmic domain of YfiB and the YfiB-YfiR complex are depicted according to the crystal structures. FIG |
| 26 30 YfiB protein The periplasmic domain of YfiB and the YfiB-YfiR complex are depicted according to the crystal structures. FIG |
| 39 48 YfiB-YfiR complex_assembly The periplasmic domain of YfiB and the YfiB-YfiR complex are depicted according to the crystal structures. FIG |
| 87 105 crystal structures evidence The periplasmic domain of YfiB and the YfiB-YfiR complex are depicted according to the crystal structures. FIG |
| 19 24 Cys26 residue_name_number The lipid acceptor Cys26 is indicated as blue ball. FIG |
| 4 8 loop structure_element The loop connecting Cys26 and Gly34 of YfiB is modeled. FIG |
| 20 25 Cys26 residue_name_number The loop connecting Cys26 and Gly34 of YfiB is modeled. FIG |
| 30 35 Gly34 residue_name_number The loop connecting Cys26 and Gly34 of YfiB is modeled. FIG |
| 39 43 YfiB protein The loop connecting Cys26 and Gly34 of YfiB is modeled. FIG |
| 4 14 PAS domain structure_element The PAS domain of YfiN is shown as pink oval. FIG |
| 18 22 YfiN protein The PAS domain of YfiN is shown as pink oval. FIG |
| 5 14 activated protein_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 43 50 dimeric oligomeric_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 51 55 YfiB protein Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 74 94 compact conformation protein_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 100 122 stretched conformation protein_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 137 155 periplasmic domain structure_element Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 163 180 membrane-anchored protein_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 181 185 YfiB protein Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 231 235 YfiR protein Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 236 241 dimer oligomeric_state Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 276 280 YfiN protein Once activated by certain cell stress, the dimeric YfiB transforms from a compact conformation to a stretched conformation, allowing the periplasmic domain of the membrane-anchored YfiB to penetrate the cell wall and sequester the YfiR dimer, thus relieving the repression of YfiN FIG |
| 50 59 activated protein_state These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 60 64 YfiB protein These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 83 109 cell wall binding affinity evidence These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 163 165 PG chemical These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 214 218 YfiB protein These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 290 294 loop structure_element These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 332 334 PG chemical These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 404 410 YfiBNR complex_assembly These results, together with our observation that activated YfiB has a much higher cell wall binding affinity, and previous mutagenesis data showing that (1) both PG binding and membrane anchoring are required for YfiB activity and (2) activating mutations possessing an altered N-terminal loop length are dominant over the loss of PG binding (Malone et al.,), suggest an updated regulatory model of the YfiBNR system (Fig. 7). DISCUSS |
| 89 96 dimeric oligomeric_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 97 101 YfiB protein In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 105 114 activated protein_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 122 129 compact protein_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 131 139 inactive protein_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 140 152 conformation protein_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 158 180 stretched conformation protein_state In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 208 210 PG chemical In this model, in response to a particular cell stress that is yet to be identified, the dimeric YfiB is activated from a compact, inactive conformation to a stretched conformation, which possesses increased PG binding affinity. DISCUSS |
| 16 34 C-terminal portion structure_element This allows the C-terminal portion of the membrane-anchored YfiB to reach, bind and penetrate the cell wall and sequester the YfiR dimer. DISCUSS |
| 42 59 membrane-anchored protein_state This allows the C-terminal portion of the membrane-anchored YfiB to reach, bind and penetrate the cell wall and sequester the YfiR dimer. DISCUSS |
| 60 64 YfiB protein This allows the C-terminal portion of the membrane-anchored YfiB to reach, bind and penetrate the cell wall and sequester the YfiR dimer. DISCUSS |
| 126 130 YfiR protein This allows the C-terminal portion of the membrane-anchored YfiB to reach, bind and penetrate the cell wall and sequester the YfiR dimer. DISCUSS |
| 131 136 dimer oligomeric_state This allows the C-terminal portion of the membrane-anchored YfiB to reach, bind and penetrate the cell wall and sequester the YfiR dimer. DISCUSS |
| 4 10 YfiBNR complex_assembly The YfiBNR system provides a good example of a delicate homeostatic system that integrates multiple signals to regulate the c-di-GMP level. DISCUSS |
| 124 132 c-di-GMP chemical The YfiBNR system provides a good example of a delicate homeostatic system that integrates multiple signals to regulate the c-di-GMP level. DISCUSS |
| 16 22 YfiBNR complex_assembly Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 34 56 functionally conserved protein_state Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 60 73 P. aeruginosa species Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 108 115 E. coli species Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 178 190 K. pneumonia species Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 213 222 Y. pestis species Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 256 264 c-di-GMP chemical Homologs of the YfiBNR system are functionally conserved in P. aeruginosa (Malone et al.,; Malone et al.,), E. coli (Hufnagel et al.,; Raterman et al.,; Sanchez-Torres et al.,), K. pneumonia (Huertas et al.,) and Y. pestis (Ren et al.,), where they affect c-di-GMP production and biofilm formation. DISCUSS |
| 23 32 activated protein_state The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
| 33 37 YfiB protein The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
| 65 69 YfiN protein The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
| 95 101 YfiBNR complex_assembly The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
| 118 126 bacteria taxonomy_domain The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
| 169 177 c-di-GMP chemical The mechanism by which activated YfiB relieves the repression of YfiN may be applicable to the YfiBNR system in other bacteria and to analogous outside-in signaling for c-di-GMP production, which in turn may be relevant to the development of drugs that can circumvent complicated antibiotic resistance. DISCUSS |
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