words
stringlengths
1
22
labels
stringclasses
3 values
present
O
the
O
biochemical
O
,
O
structural
O
,
O
and
O
reverse
O
genetic
O
characterization
O
of
O
two
O
unique
O
cell
O
surface
O
glycan
O
-
O
binding
O
proteins
O
(
O
SGBPs
O
)
O
encoded
O
by
O
a
O
xyloglucan
O
utilization
O
locus
O
(
O
XyGUL
O
)
O
from
O
Bacteroides
O
ovatus
O
,
O
which
O
are
O
integral
O
to
O
growth
O
on
O
this
O
key
O
dietary
O
vegetable
O
polysaccharide
O
.
O
null
O
Biochemical
O
analysis
O
reveals
O
that
O
these
O
outer
O
membrane
O
-
O
anchored
O
proteins
O
are
O
in
O
fact
O
exquisitely
O
specific
O
for
O
the
O
highly
O
branched
O
xyloglucan
O
(
O
XyG
O
)
O
polysaccharide
O
.
O
null
O
The
O
crystal
O
structure
O
of
O
SGBP
O
-
O
A
O
,
O
a
O
SusD
O
homolog
O
,
O
with
O
a
O
bound
O
XyG
O
tetradecasaccharide
O
reveals
O
an
O
extended
O
carbohydrate
O
-
O
binding
O
platform
O
that
O
primarily
O