4W84

Crystal structure of XEG5A, a GH5 xyloglucan-specific endo-beta-1,4-glucanase from ruminal metagenomic library, in the native form

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		291	PEG3350, PEG400, magnesium chloride

Crystal Properties
Matthews coefficient	Solvent content
3.4	63.81

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.241	α = 90
b = 97.241	β = 90
c = 95.678	γ = 120

Symmetry
Space Group	P 31

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD		2014-01-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE W01B-MX2	0.979, 0.932	LNLS	W01B-MX2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	1.79	50	99.3	0.103	0.114	11.95	5.5		190946		-3	26.04

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.79	1.89	96.3		1.678

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	AB INITIO PHASING	FREE R-VALUE	1.79	31.607	1.11	190903	4805	99.32	0.1796	0.1783	0.2022	random	28.49

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]
1.7248			1.7248		-3.4495

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.314
f_angle_d	0.978
f_chiral_restr	0.067
f_bond_d	0.007
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5385
Nucleic Acid Atoms
Solvent Atoms	467
Heterogen Atoms	42

Software

Software
Software Name	Purpose
XDS	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
SHELXDE	phasing
XSCALE	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.