3H5L

Crystal structure of a putative branched-chain amino acid ABC transporter from Silicibacter pomeroyi

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.6	294	100mM sodium acetate pH 4.6, 25% PEG MME 550, vapor diffusion, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.882	α = 90
b = 121.628	β = 90
c = 122.876	γ = 90

Symmetry
Space Group	P 21 21 21

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	MAR CCD 165 mm		2009-04-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97958	APS	31-ID

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	1.7	86.442	94.3	0.09	0.09	15.4	9.1	104179	98241			14.3

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)
	1.7	1.79	82		0.434	0.434	3.6	5.9	12230

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.7	20	104137	98170	4904	94.27	0.16	0.159	0.185	RANDOM	19.74

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]
-0.56			-0.22		0.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.67
r_dihedral_angle_4_deg	16.707
r_dihedral_angle_3_deg	11.955
r_dihedral_angle_1_deg	6.025
r_scangle_it	3.364
r_scbond_it	2.267
r_angle_refined_deg	1.337
r_mcangle_it	1.273
r_angle_other_deg	0.925
r_mcbond_it	0.713

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.67
r_dihedral_angle_4_deg	16.707
r_dihedral_angle_3_deg	11.955
r_dihedral_angle_1_deg	6.025
r_scangle_it	3.364
r_scbond_it	2.267
r_angle_refined_deg	1.337
r_mcangle_it	1.273
r_angle_other_deg	0.925
r_mcbond_it	0.713
r_mcbond_other	0.201
r_chiral_restr	0.083
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6123
Nucleic Acid Atoms
Solvent Atoms	793
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
SHELXCD	phasing
SHELXE	model building

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.