3OOS

The structure of an alpha/beta fold family hydrolase from Bacillus anthracis str. Sterne

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	0.2M ammonium sulfate, 0.1M HEPES pH7.5, 16%w/v PEG4000, 10%w/v isopropanol, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.66	53.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.717	α = 90
b = 80.839	β = 90
c = 113.867	γ = 90

Symmetry
Space Group	I 2 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	SBC-3	mirror	2010-07-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.9797	APS	19-BM

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	1.66	50	100	0.043	56.03	7.3	40780	40780

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)
	1.66	1.69	100		0.181	12	6	2017

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.65	65.92	38732	38732	2040	99.94	0.14919	0.14919	0.14748	0.18189	RANDOM	16.043

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]
-0.16			0.11		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.774
r_dihedral_angle_4_deg	15.479
r_dihedral_angle_3_deg	11.908
r_dihedral_angle_1_deg	5.093
r_scangle_it	2.103
r_scbond_it	1.299
r_angle_refined_deg	0.897
r_mcangle_it	0.775
r_rigid_bond_restr	0.533
r_mcbond_it	0.408

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.774
r_dihedral_angle_4_deg	15.479
r_dihedral_angle_3_deg	11.908
r_dihedral_angle_1_deg	5.093
r_scangle_it	2.103
r_scbond_it	1.299
r_angle_refined_deg	0.897
r_mcangle_it	0.775
r_rigid_bond_restr	0.533
r_mcbond_it	0.408
r_chiral_restr	0.068
r_bond_refined_d	0.006
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2227
Nucleic Acid Atoms
Solvent Atoms	414
Heterogen Atoms	56

Software

Software
Software Name	Purpose
SBC-Collect	data collection
SHELXD	phasing
MLPHARE	phasing
ARP	model building
WARP	model building
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	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.