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X-ray structure of SARS-CoV-2 main protease T190I covalently bound to compound GRL-051-22 at 1.5 A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 9E7S
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 277 12% PEG 10K, 0.003 M DTT, 1% MPD, 0.05 M MES (pH 6.0), 0.12 M KCl, 2.5% DMSO, 25 mM HEPES, protein concentration 5.5 mg/mL
Crystal Properties Matthews coefficient Solvent content 2.85 56.91
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.753 α = 90 b = 82.116 β = 117.403 c = 54.209 γ = 90
Symmetry Space Group C 1 2 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 EIGER2 S 4M confocal VariMax-VHF Arc)Sec optics 2024-09-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.5406
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 1.5 20.53 99.75 0.04985 0.0551 0.02254 0.999 16.62 4.9 60617 15.65
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 1.5 1.54 99.58 0.7007 0.8283 0.429 0.722 1.41 3.4
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1.5 20.53 1.34 60585 1998 99.75 0.1303 0.1291 0.1467 0.1646 0.1744 24.98
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 14.9062 f_angle_d 1.0257 f_chiral_restr 0.0571 f_bond_d 0.0092 f_plane_restr 0.0082
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2369 Nucleic Acid Atoms Solvent Atoms 370 Heterogen Atoms 38
Software Software Software Name Purpose PHENIX refinement CrysalisPro data reduction CrysalisPro data scaling PHENIX phasing