4MJD

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	7.5	297	0.2M MgCl2, 0.1M HEPES, 30% PEG400, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.915	α = 90
b = 76.858	β = 109.1
c = 39.297	γ = 90

Symmetry
Space Group	P 1 21 1

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 315r		2012-03-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97931	APS	19-ID

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	1.28	50	98.7	0.051	39	6.7	54846	53619		-3

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	1.28	1.29	85.9		0.384	2.9	4.8	1136

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 4KVH	1.28	22.39	53604	53604	2725	98.81	0.1364	0.1348	0.1654	RANDOM	18.2347

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]
0.58		1.05	-1.1		0.13

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	30.971
r_dihedral_angle_2_deg	25.852
r_dihedral_angle_4_deg	21.156
r_dihedral_angle_3_deg	11.241
r_sphericity_bonded	9.347
r_dihedral_angle_1_deg	6.289
r_rigid_bond_restr	1.375
r_angle_refined_deg	1.353
r_angle_other_deg	0.745
r_chiral_restr	0.073
r_bond_refined_d	0.007
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	1809
Nucleic Acid Atoms
Solvent Atoms	321
Heterogen Atoms	3

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
MOLREP	phasing
Coot	model building