7BLG | pdb_00007blg

Structure of CBM BT3015C from Bacteroides thetaiotaomicron in complex with galactose

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4A41

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	Protein at 8mg/ml 0.12 M monosaccharides (0.2 M D Glucose; 0.2 M D Mannose; 0.2 M D Galactose; 0.2 M L Fucose; 0.2M D Xylose; 0.2 M N Acetyl D Glucosamine), 0.1 M buffer system (1.0 M pH 7.5 Sodium HEPES; MOPS) and 37.5% precipitant (25% v/v MPD; 25% w/v PEG 1000; 25% w/v PEG 3350)

Crystal Properties
Matthews coefficient	Solvent content
1.67	26.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 36.853	α = 90
b = 34.524	β = 98.953
c = 47.746	γ = 90

Symmetry
Space Group	P 1 21 1

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 S 6M		2018-10-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID30B	0.9763	ESRF	ID30B

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	1.17	36.4	88.8	0.99	12.5	3.6		35097			13.92

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	1.17	1.19			0.82

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	4a41	1.18	36.4	1.37	35079	1795	88.74	0.1582	0.1574	0.16	0.1738	0.17	17.6

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	6.6691
f_angle_d	0.8169
f_chiral_restr	0.0866
f_plane_restr	0.0054
f_bond_d	0.0049

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1108
Nucleic Acid Atoms
Solvent Atoms	176
Heterogen Atoms	13

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.