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Human Cytochrome P450 2A13 in complex with 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Z10 CYP2A6 WITH COUMARIN (PDB 1Z10) AND CYP2A13 WITH NICOTINE MOLECULE G (PDB 4EJG) experimental model PDB 4EJG CYP2A6 WITH COUMARIN (PDB 1Z10) AND CYP2A13 WITH NICOTINE MOLECULE G (PDB 4EJG)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 298 30% PEG 3350, 0.175 M Tris, and 0.2 M ammonium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.87 57.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.678 α = 100.59 b = 119.269 β = 101.86 c = 153.665 γ = 93.56
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 COAT FLAT MIRROR, TOROIDAL FOCUSING MIRROR 2010-10-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 SSRL BL9-2
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 2.35 83.58 97.5 0.073 0.103 9.3 4 787673 198013 46.2
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 2.35 2.41 96.7 0.491 2.4 4
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 CYP2A6 WITH COUMARIN (PDB 1Z10) AND CYP2A13 WITH NICOTINE MOLECULE G (PDB 4EJG) 2.35 69.77 187903 187903 9958 97.5 0.217 0.214 0.214 0.273 0.2712 RANDOM 47.9
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] 0.01 -0.01
RMS Deviations Key Refinement Restraint Deviation p_angle_d 1.694 p_bond_d 0.019 p_angle_deg p_planar_d p_hb_or_metal_coord p_mcbond_it p_mcangle_it p_scbond_it p_scangle_it p_plane_restr
RMS Deviations Key Refinement Restraint Deviation p_angle_d 1.694 p_bond_d 0.019 p_angle_deg p_planar_d p_hb_or_metal_coord p_mcbond_it p_mcangle_it p_scbond_it p_scangle_it p_plane_restr p_chiral_restr p_singtor_nbd p_multtor_nbd p_xhyhbond_nbd p_xyhbond_nbd p_planar_tor p_staggered_tor p_orthonormal_tor p_transverse_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 30032 Nucleic Acid Atoms Solvent Atoms 261 Heterogen Atoms 446
Software Software Software Name Purpose Blu-Ice data collection PHASER phasing REFMAC refinement MOSFLM data reduction SCALA data scaling