3OWS

Crystal Structure of Ketosteroid Isomerase D40N/C69S/C81S/C97S/M116C-CN from P. putida with Bound Equilenin


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2PZVPDB entry 2PZV

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.22931.1 M ammonium sulfate, 5% isopropanol, 40 mM potassium phosphate, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1643.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.582α = 90
b = 129.717β = 112.8
c = 45.502γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152007-12-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.21.0ALS8.2.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.7136.4179529704174011.58
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.711.7517

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 2PZV1.7136.410.035297038538196472.810.21460.21220.2569random28.8616
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]
-0.83576.0434-11.46483.747
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.203
f_angle_d1.076
f_chiral_restr0.065
f_bond_d0.006
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3996
Nucleic Acid Atoms
Solvent Atoms290
Heterogen Atoms80

Software

Software
Software NamePurpose
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection
DENZOdata reduction
SCALEPACKdata scaling
PHASESphasing