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SARS-CoV-2 Main protease bound to non-covalent lead molecule NZ-804
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6LU7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.8 290 0.1 M MES pH 6.8, 0.2 M lithium sulfate, 24% PEG3350
Crystal Properties Matthews coefficient Solvent content 2.03 39.44
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.956 α = 90 b = 54.066 β = 101.53 c = 112.877 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 PIXEL DECTRIS PILATUS3 6M 2021-04-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 1.0332 APS 23-ID-D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 2.05 45.03 99.7 0.09 0.098 0.038 0.999 8.6 6.4 34252
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.05 2.11 99.9 1.496 1.624 0.624 0.589 6.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2.05 45.03 1.33 34123 1648 99.34 0.2451 0.2429 0.2432 0.2882 0.2899 Radom selection
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 13.614 f_angle_d 0.607 f_chiral_restr 0.041 f_plane_restr 0.005 f_bond_d 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4571 Nucleic Acid Atoms Solvent Atoms 113 Heterogen Atoms 76
Software Software Software Name Purpose PHENIX refinement Aimless data scaling XDS data reduction PHASER phasing