4KVH

Crystal structure of ketosteroid isomerase fold protein Hmuk_0747

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	297	0.2M Magnesium chloride, 0.1M Sodium cacodylate, 50% PEG 200, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K

Crystal Properties
Matthews coefficient	Solvent content
3.69	66.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.785	α = 90
b = 91.785	β = 90
c = 77.963	γ = 120

Symmetry
Space Group	P 63 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	ADSC QUANTUM 210r		2012-12-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.91951	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	1.61	50	99.9	0.07	48.3	20.4	25742	25722		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.61	1.64	100			16.2	1254

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	1.61	28.05	25014	25014	1272	97.27	0.1576	0.1576	0.1564	0.1807	RANDOM	19.5008

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]
-0.06	-0.06		-0.06		0.19

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	38.455
r_dihedral_angle_2_deg	26.78
r_dihedral_angle_4_deg	21.05
r_dihedral_angle_3_deg	11.996
r_sphericity_bonded	9.035
r_dihedral_angle_1_deg	5.474
r_rigid_bond_restr	4.721
r_angle_refined_deg	1.434
r_angle_other_deg	0.801
r_chiral_restr	0.084
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	888
Nucleic Acid Atoms
Solvent Atoms	124
Heterogen Atoms	29

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
MLPHARE	phasing
DM	phasing
SHELXDE	phasing
ARP/wARP	model building
RESOLVE	phasing
Coot	model building