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Crystal structure of SARS 3C-like protease in apo form
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1UJ1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 293 0.1M Hepes pH7.5, 10% PEG8000, 8% Ethylene glycol
Crystal Properties Matthews coefficient Solvent content 3.17 61.24
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.484 α = 91.307 b = 60.766 β = 102.586 c = 68.476 γ = 108.657
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC QUANTUM 315r 2020-12-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U1 0.97915 SSRF BL17U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 1.99 46.59 94.1 0.032 2 2.1 52837 41.5470352629
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.99 2.1 0.252
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 NONE 1UJ1 1.99 33.2475868218 1.98192498597 52634 2552 93.7448794215 0.229677213272 0.228270240864 0.2287 0.257456842921 0.2562 55.2170495857
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 3.52917221501 f_angle_d 0.9821650473 f_chiral_restr 0.0517786950146 f_bond_d 0.00723893283355 f_plane_restr 0.00656384544163
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4327 Nucleic Acid Atoms Solvent Atoms 67 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement AUTOMAR data reduction XSCALE data scaling PHENIX phasing