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Human Cytochrome P450 2A6 I208S/I300F/G301A/S369G in complex with Pilocarpine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Z10 Structure of CYP2A6 PDB 1Z10
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 298 30% PEG 3350, 0.100 M Tris, pH 8.5, and 0.200 M ammonium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.69 54.31
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 70.952 α = 90 b = 159.836 β = 91.79 c = 103.855 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, toroidal focusing mirror 2008-06-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 0.98 SSRL BL9-2
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 2.1 87.04 94.3 0.075 9.3 2.4 301406 126622
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 2.1 2.15 96 0.4 1.4 2.3
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 Structure of CYP2A6 PDB 1Z10 2.1 63.32 120218 120218 6402 94.19 0.21365 0.21136 0.2119 0.25707 0.2567 RANDOM 31.447
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] 0.01 -0.02 -0.03 0.02
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.755 r_dihedral_angle_3_deg 16.386 r_dihedral_angle_4_deg 15.51 r_dihedral_angle_1_deg 5.59 r_scangle_it 1.807 r_angle_refined_deg 1.182 r_scbond_it 1.096 r_mcangle_it 0.779 r_mcbond_it 0.415 r_chiral_restr 0.084
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.755 r_dihedral_angle_3_deg 16.386 r_dihedral_angle_4_deg 15.51 r_dihedral_angle_1_deg 5.59 r_scangle_it 1.807 r_angle_refined_deg 1.182 r_scbond_it 1.096 r_mcangle_it 0.779 r_mcbond_it 0.415 r_chiral_restr 0.084 r_bond_refined_d 0.009 r_gen_planes_refined 0.004 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 14988 Nucleic Acid Atoms Solvent Atoms 504 Heterogen Atoms 232
Software Software Software Name Purpose Blu-Ice data collection PHASER phasing REFMAC refinement MOSFLM data reduction SCALA data scaling