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Structure of SARS-CoV-2 Mpro mutant (T21I,T304I)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Structure of the wild-type apo protein
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 294 0.1 M MES, pH 6, 13.2 % PEG 4000
Crystal Properties Matthews coefficient Solvent content 2.41 48.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 123.271 α = 90 b = 82.08 β = 90.33 c = 64.372 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 EIGER X 9M 2022-09-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 17-ID 1 APS 17-ID
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 2.29 68.3 72 0.999 14.4 3.5 20879
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 2.29 2.469 0.524
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 THROUGHOUT 2.29 32.19 20871 1052 72 0.2447 0.2423 0.2353 0.291 0.2868 RANDOM 71.77
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] 0.5559 -0.0251 -0.6239 0.068
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.8 t_omega_torsion 3.04 t_angle_deg 0.94 t_bond_d 0.007 t_dihedral_angle_d t_gen_planes t_it t_chiral_improper_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4699 Nucleic Acid Atoms Solvent Atoms 9 Heterogen Atoms
Software Software Software Name Purpose BUSTER refinement XDS data reduction Aimless data scaling