7S72

Structure of the SARS-CoV-2 main protease in complex with inhibitor MPI36


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
2.7655.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.25α = 90
b = 79.963β = 98.1
c = 85.101γ = 90
Symmetry
Space GroupI 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray120PIXELDECTRIS PILATUS3 6M2021-05-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.21.0332ALS5.0.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.55899.40.9272.76.412657
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)
12.52.60.145

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 REPLACEMENTTHROUGHOUT7JPY2.549.151.341264163499.110.24410.24110.295852.1445
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_d16.002
f_angle_d1.271
f_chiral_restr0.058
f_bond_d0.01
f_plane_restr0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2317
Nucleic Acid Atoms
Solvent Atoms36
Heterogen Atoms46

Software

Software
Software NamePurpose
PHENIXrefinement
PDB_EXTRACTdata extraction
iMOSFLMdata reduction
Aimlessdata scaling
PHENIXphasing