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SARS-CoV2 main protease bound to compound 26
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8U1V
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 290 22% w/v PEG 3350, 0.2 M Na2SO4
Crystal Properties Matthews coefficient Solvent content 2.04 39.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 49.67 α = 90 b = 106.298 β = 103.647 c = 54.47 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 EIGER2 X 9M 2023-03-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 0.953724 Australian Synchrotron MX1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.54 48.27 99.1 0.999 8.7 3.5 79878
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 1.54 1.57 0.44
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 1.54 43.95 1.34 79830 2000 99.04 0.1729 0.1721 0.1727 0.2009 0.2012 23.16
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 17.3768 f_angle_d 0.8844 f_chiral_restr 0.0526 f_bond_d 0.0063 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4646 Nucleic Acid Atoms Solvent Atoms 620 Heterogen Atoms 101
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing