2Q9F

Crystal structure of human cytochrome P450 46A1 in complex with cholesterol-3-sulphate


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.6291PEG8000, Potassium Phosphate, Glycerol, NaCl, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K, pH 4.6, VAPOR DIFFUSION, SITTING DROP
Crystal Properties
Matthews coefficientSolvent content
2.448.2

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 121.85α = 90
b = 121.85β = 90
c = 144.03γ = 90
Symmetry
Space GroupI 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315FLAT MIRROR (VERTICAL FOCUSING), SINGLE CRYSTAL SI(111) BENT MONOCHROMATOR (HO RIZONTAL FOCUSING)2007-01-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL11-10.97945SSRLBL11-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (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
11.944.6899.80.0960.09614.87.5427564275632.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.91.951000.970.971.77.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMIRASTHROUGHOUT1.943.084095740957202595.40.187270.1830.1830.216THICK SHELLS45.9
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]
-0.1-0.10.2
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d17.6
c_improper_angle_d6.58
c_angle_deg2
c_bond_d0.02
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d17.6
c_improper_angle_d6.58
c_angle_deg2
c_bond_d0.02
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3488
Nucleic Acid Atoms
Solvent Atoms130
Heterogen Atoms116

Software

Software
Software NamePurpose
SOLVEphasing
CNSrefinement
Blu-Icedata collection
MOSFLMdata reduction
SCALAdata scaling