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Crystal structure of SARS coronavirus main protease in complex with PF07321332
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7EO8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 293 0.1M Hepes pH7.5, 10% PEG8000, 8% Ethylene glycol
Crystal Properties Matthews coefficient Solvent content 3.17 61.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.464 α = 91.921 b = 60.461 β = 102.421 c = 68.137 γ = 108.764
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 2021-09-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U1 0.97918 SSRF BL17U1
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 2.02 30.08 95.7 0.026 9.8 3.1 50908 34.5881276732
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 2.02 2.13 0.243
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT NONE 7EO8 2.0227 30.0793 2.01010185232 50844 3754 90.3664891916 0.204956739489 0.203790349039 0.2057 0.23435923961 0.2381 43.0737829164
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.11228577106 f_angle_d 0.936375229654 f_chiral_restr 0.0515310619926 f_bond_d 0.00736878100556 f_plane_restr 0.00613452754317
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4425 Nucleic Acid Atoms Solvent Atoms 67 Heterogen Atoms 70
Software Software Software Name Purpose PHENIX refinement PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling PHENIX phasing