4QE0

Crystal structure of a DUF5043 family protein (BACUNI_01052) from Bacteroides uniformis ATCC 8492 at 1.85 A resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.83	277	1.75M ammonium sulfate, 4.0% (+)-1,3 Butanediol, 0.1M sodium citrate - citric acid pH 4.83, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.83	56.61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.299	α = 90
b = 103.299	β = 90
c = 190.168	γ = 90

Symmetry
Space Group	I 41 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	CCD	MARMOSAIC 325 mm CCD	Vertical focusing mirror; double crystal Si(111) monochromator	2013-12-18	M	SAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL14-1		SSRL	BL14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	1.85	29.363	100	0.092	14.45			44188		-3	30.119

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.92	100		0.015	1.7

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.85	29.363	44164	2225	99.95	0.1563	0.1553	0.1753	RANDOM	38.6875

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]
0.38			0.38		-0.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.701
r_dihedral_angle_4_deg	12.231
r_dihedral_angle_3_deg	11.719
r_dihedral_angle_1_deg	5.438
r_mcangle_it	3.681
r_mcbond_it	2.76
r_mcbond_other	2.759
r_angle_refined_deg	1.426
r_angle_other_deg	1.034
r_chiral_restr	0.085

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.701
r_dihedral_angle_4_deg	12.231
r_dihedral_angle_3_deg	11.719
r_dihedral_angle_1_deg	5.438
r_mcangle_it	3.681
r_mcbond_it	2.76
r_mcbond_other	2.759
r_angle_refined_deg	1.426
r_angle_other_deg	1.034
r_chiral_restr	0.085
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_gen_planes_other	0.005
r_bond_other_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2886
Nucleic Acid Atoms
Solvent Atoms	277
Heterogen Atoms	58

Software

Software
Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
SHELX	phasing
SHARP	phasing
XSCALE	data scaling
REFMAC	refinement
XDS	data reduction
SHELXD	phasing

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.