3H3I

CRYSTAL STRUCTURE OF A PUTATIVE LIPID BINDING PROTEIN (BT_2261) FROM BACTEROIDES THETAIOTAOMICRON VPI-5482 AT 2.20 A RESOLUTION

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	277	0.5000M (NH4)2SO4, 1.0000M Li2SO4, 0.1M Citrate pH 5.6, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.21

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.383	α = 90
b = 67.383	β = 90
c = 186.164	γ = 120

Symmetry
Space Group	P 32 1 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	Flat mirror (vertical focusing)	2009-02-23	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837,0.97895,0.97833	SSRL	BL11-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.2	29.604	100	0.083	0.083	7.078	7.5		25038			39.658

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.26	100		0.59	0.59	1.2	7.5	1845

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	MAD	THROUGHOUT	2.2	29.604	24985	1272	99.98	0.189	0.187	0.232	RANDOM	19.713

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]
0.69	0.34		0.69		-1.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.216
r_dihedral_angle_3_deg	10.546
r_dihedral_angle_4_deg	9.815
r_scangle_it	4.534
r_dihedral_angle_1_deg	3.669
r_scbond_it	3.2
r_mcangle_it	1.749
r_angle_refined_deg	1.495
r_mcbond_it	0.871
r_angle_other_deg	0.849

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.216
r_dihedral_angle_3_deg	10.546
r_dihedral_angle_4_deg	9.815
r_scangle_it	4.534
r_dihedral_angle_1_deg	3.669
r_scbond_it	3.2
r_mcangle_it	1.749
r_angle_refined_deg	1.495
r_mcbond_it	0.871
r_angle_other_deg	0.849
r_mcbond_other	0.155
r_chiral_restr	0.093
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3209
Nucleic Acid Atoms
Solvent Atoms	204
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SHELXD	phasing
autoSHARP	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 R01GM133198.