7KV6

Surface glycan-binding protein B from Bacteroides fluxus in complex with mixed-linkage glucotriose

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		295	0.1 M MES pH6.6, 0.2 M ammonium sulfate, 20 % (w/v) PEG5000MME, 0.1M guanidine hydrochloride

Crystal Properties
Matthews coefficient	Solvent content
2.75	55.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.98	α = 90
b = 77.222	β = 90
c = 148.379	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 6M		2020-11-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL12-2	0.9795	SSRL	BL12-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	CC (Half)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.6	74.19	95.5	0.999	34.4	11.8		43047

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.61	1.64			0.907

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	SAD	FREE R-VALUE	1.6	74.189	43047	2197	95.437	0.18	0.1782	0.2043	31.631

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.937			3.521		-2.584

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.727
r_dihedral_angle_4_deg	19.674
r_dihedral_angle_3_deg	11.218
r_dihedral_angle_1_deg	7.333
r_lrange_it	6.521
r_lrange_other	6.294
r_scangle_it	5.235
r_scangle_other	5.233
r_scbond_it	3.776
r_scbond_other	3.775
r_mcangle_other	3.264
r_mcangle_it	3.254
r_mcbond_it	2.588
r_mcbond_other	2.559
r_angle_other_deg	2.464
r_angle_refined_deg	1.729
r_symmetry_nbd_other	0.221
r_nbd_refined	0.203
r_nbd_other	0.192
r_nbtor_refined	0.177
r_xyhbond_nbd_refined	0.168
r_symmetry_nbd_refined	0.164
r_symmetry_xyhbond_nbd_other	0.155
r_symmetry_xyhbond_nbd_refined	0.12
r_chiral_restr	0.085
r_symmetry_nbtor_other	0.083
r_bond_other_d	0.037
r_dihedral_angle_other_2_deg	0.028
r_gen_planes_other	0.014
r_bond_refined_d	0.012
r_gen_planes_refined	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1907
Nucleic Acid Atoms
Solvent Atoms	331
Heterogen Atoms	42

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing