3T4X

Short chain dehydrogenase/reductase family oxidoreductase from Bacillus anthracis str. Ames Ancestor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	293	Tacsimate 60%,NaCl 0.2M, CaAcetate 5mM, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.88	57.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 144.979	α = 90
b = 144.979	β = 90
c = 65.694	γ = 90

Symmetry
Space Group	P 42 21 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 300 mm CCD	MIRRORS	2011-07-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	1.06885	APS	21-ID-D

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	2.8	50	98.6	0.093	19.04	10.7	17682	17682		-3	89.9

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	2.8	2.9	89.8		0.75	2.9	9.6	1572

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	2.8	50	16691	16691	895	98	0.20331	0.20017	0.26278	RANDOM	92.352

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]
-3.97			-3.97		7.94

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.591
r_dihedral_angle_4_deg	14.975
r_dihedral_angle_3_deg	12.174
r_scangle_it	5.49
r_scbond_it	3.548
r_dihedral_angle_1_deg	2.298
r_angle_refined_deg	1.952
r_mcangle_it	1.733
r_mcbond_it	0.946
r_chiral_restr	0.135
r_bond_refined_d	0.015
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4062
Nucleic Acid Atoms
Solvent Atoms	20
Heterogen Atoms

Software

Software
Software Name	Purpose
Blu-Ice	data collection
PHENIX	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing