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Crystal structure of F2F-2020198-00X bound to the main protease (3CLpro/Mpro) of SARS-CoV-2.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7BB2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 0.12M 1,6-Hexanediol 0.12M 1-Butanol 0.12M 1,2-Propanediol 0.12M 2-Propanol
0.12M 1,4-Butanediol 0.12M 1,3-Propanediol, 0.1M Tris/BICINE pH 8.5, 12.5% v/v MPD; 12.5% PEG 1000, 12.5% w/v PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.61 52.93
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.848 α = 90 b = 99.853 β = 90 c = 104.367 γ = 90
Symmetry Space Group P 21 21 21
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 PILATUS 6M 2021-03-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ELETTRA BEAMLINE 11.2C 0.9999 ELETTRA 11.2C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 1.35 56.88 100 0.07 0.999 15 8.4 155713 15.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.35 1.37 0.606
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 FREE R-VALUE 7BB2 1.35 41.36 1.34 155583 7876 99.96 0.16 0.1592 0.1593 0.1743 0.1753 23.09
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 14.0377 f_angle_d 1.0617 f_chiral_restr 0.0804 f_plane_restr 0.0091 f_bond_d 0.0088
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4696 Nucleic Acid Atoms Solvent Atoms 752 Heterogen Atoms 89
Software Software Software Name Purpose PHENIX refinement PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing