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Crystal Structure of cytochrome P450 2B4-H226Y in a closed conformation
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2Q6N PDB ENTRY 2Q6N
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 291 14.4 % (w/v) PEG 8000, 0.08M cacodylate pH 6.5, 0.6M calcium acetate, 20% glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3.35 63.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 91.47 α = 90 b = 91.47 β = 90 c = 150.4 γ = 120
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 2010-02-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 0.97 SSRL BL7-1
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 1.76 150 97.9 0.06 0.06 7.9 4.7 138705 135654 26.276
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) 1.764 1.86 96.8 0.34 0.34 2.2 4.5
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 (All) 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 2Q6N 1.76 150 131683 128826 6796 97.83 0.19753 0.19753 0.19617 0.1986 0.22368 0.2248 RANDOM 26.276
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] 0.34 0.17 0.34 -0.51
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.386 r_dihedral_angle_4_deg 19.875 r_dihedral_angle_3_deg 13.976 r_dihedral_angle_1_deg 5.671 r_scangle_it 3.82 r_scbond_it 2.289 r_mcangle_it 1.546 r_angle_refined_deg 1.443 r_mcbond_it 0.824 r_chiral_restr 0.096
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.386 r_dihedral_angle_4_deg 19.875 r_dihedral_angle_3_deg 13.976 r_dihedral_angle_1_deg 5.671 r_scangle_it 3.82 r_scbond_it 2.289 r_mcangle_it 1.546 r_angle_refined_deg 1.443 r_mcbond_it 0.824 r_chiral_restr 0.096 r_bond_refined_d 0.013 r_gen_planes_refined 0.007 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7424 Nucleic Acid Atoms Solvent Atoms 729 Heterogen Atoms 222
Software Software Software Name Purpose Blu-Ice data collection PHASER phasing REFMAC refinement iMOSFLM data reduction SCALA data scaling