7SH7

Structure of the SARS-CoV-2 main protease in complex with inhibitor MPI87


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7JPY 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP2890.2 M Ammonium phosphate dibasic, 17% w/v PEG3350, pH8.0
Crystal Properties
Matthews coefficientSolvent content
2.8657

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.205α = 90
b = 83.392β = 96.72
c = 86.061γ = 90
Symmetry
Space GroupI 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray120IMAGE PLATERIGAKU2021-09-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.54301

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.8524.7970.0890.9969.34.33150317.19
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.851.890.874

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE7JPY1.8524.71.3531488152096.890.25970.25780.297227.06
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.9819
f_angle_d1.2571
f_chiral_restr0.0639
f_plane_restr0.0116
f_bond_d0.0098
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2331
Nucleic Acid Atoms
Solvent Atoms218
Heterogen Atoms45

Software

Software
Software NamePurpose
PHENIXrefinement
PDB_EXTRACTdata extraction
PROTEUMdata reduction
Aimlessdata scaling
PHENIXphasing