{
  "pdbcode": "4RFO",
  "heavy_residues": 214,
  "light_residues": 212,
  "antigen_residues": 336,
  "heavy_cdr_count": 63,
  "light_cdr_count": 60,
  "heavy_interface_count": 10,
  "light_interface_count": 0
}