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Crystal Structure of Cytochrome P450 CYP11A1 in complex with 22-hydroxy-cholesterol
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3K9V PDB entry 3K9V
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7 285 16% PEG 1000, 10% Jeffamine ED-2001, 20% glycerol, 0.1 M MES, pH 7.0, VAPOR DIFFUSION, temperature 285K
Crystal Properties Matthews coefficient Solvent content 2.57 52.19
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 109.45 α = 90 b = 94.63 β = 89.96 c = 113.5 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 MARMOSAIC 325 mm CCD Rh coated flat mirror 2010-01-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL11-1 0.979 SSRL BL11-1
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) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.5 113.5 95.5 0.068 0.068 5.8 2 76291 76291 74.2
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) Redundancy Number Unique Reflections (All) 2.5 2.64 97.5 0.444 0.444 1.6 2 11367
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 (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB entry 3K9V 2.5 60.01 76259 72447 3812 94.9 0.266 0.266 0.2596 0.281 0.2784 RANDOM 65.893
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] -66.06 -11.86 9.17 56.89
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.73 r_dihedral_angle_4_deg 19.327 r_dihedral_angle_3_deg 18.5 r_dihedral_angle_1_deg 7.711 r_scangle_it 3.953 r_scbond_it 2.511 r_mcangle_it 1.788 r_angle_refined_deg 1.684 r_mcbond_it 0.98 r_chiral_restr 0.149
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.73 r_dihedral_angle_4_deg 19.327 r_dihedral_angle_3_deg 18.5 r_dihedral_angle_1_deg 7.711 r_scangle_it 3.953 r_scbond_it 2.511 r_mcangle_it 1.788 r_angle_refined_deg 1.684 r_mcbond_it 0.98 r_chiral_restr 0.149 r_bond_refined_d 0.019 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 15616 Nucleic Acid Atoms Solvent Atoms 92 Heterogen Atoms 304
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling PHASER phasing DM phasing REFMAC refinement PDB_EXTRACT data extraction Blu-Ice data collection