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Substrate-free Cytochrome P450epoK
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other polyalanine model of P450eryF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.4 296 PEG 5000 MME, lithium sulfate, MES, pH 6.4, VAPOR DIFFUSION, SITTING DROP, temperature 23K
Crystal Properties Matthews coefficient Solvent content 2.59 52.57
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 61.52 α = 90 b = 61.52 β = 90 c = 256.73 γ = 90
Symmetry Space Group P 43 2 2
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 315 2002-09-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 1.1 ALS 8.2.2
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 2.65 50 91.7 0.077 13984 -3
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) 2.65 2.68 94.9 0.396 2.7
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT Imidazole bound cytochrome P450epoK 2.65 50 13705 12565 1419 91.68 0.2406 0.24046 0.23368 0.2443 0.29923 RANDOM 70.181
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] 1.07 1.07 -2.14
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 4.439 r_scangle_it 3.525 r_mcangle_it 3.311 r_scbond_it 2.313 r_mcbond_it 2.002 r_angle_refined_deg 1.561 r_symmetry_vdw_refined 0.359 r_nbd_refined 0.297 r_symmetry_hbond_refined 0.296 r_xyhbond_nbd_refined 0.257
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 4.439 r_scangle_it 3.525 r_mcangle_it 3.311 r_scbond_it 2.313 r_mcbond_it 2.002 r_angle_refined_deg 1.561 r_symmetry_vdw_refined 0.359 r_nbd_refined 0.297 r_symmetry_hbond_refined 0.296 r_xyhbond_nbd_refined 0.257 r_chiral_restr 0.091 r_bond_refined_d 0.016 r_gen_planes_refined 0.006 r_bond_other_d r_angle_other_deg r_dihedral_angle_2_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_symmetry_vdw_other r_symmetry_hbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3182 Nucleic Acid Atoms Solvent Atoms 89 Heterogen Atoms 43
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling MOLREP phasing