8OKK

Crystal structure of F2F-2020184-00X bound to the main protease (3CLpro/Mpro) of SARS-CoV-2.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7BB2 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52930.1M Sodium formate 0.1M Ammonium acetate 0.1M Sodium citrate tribasic dihydrate 0.1M Potassium sodium tartrate tetrahydrate 0.1M Sodium oxamate, 0.1 M Hepes/Mops pH 7.5, 12.5% v/v MPD; 12.5% PEG 1000, 12.5% w/v PEG 3350
Crystal Properties
Matthews coefficientSolvent content
2.652.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.001α = 90
b = 99.431β = 90
c = 104.033γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2021-03-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONELETTRA BEAMLINE 11.2C0.9999ELETTRA11.2C

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
11.6371.88980.1120.99913.18.78661218.09
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)
11.631.660.559

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-VALUE7BB21.6356.921.3486543435897.710.15350.15220.177726.2
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_d14.5745
f_angle_d1.0458
f_chiral_restr0.0575
f_bond_d0.0095
f_plane_restr0.0093
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4696
Nucleic Acid Atoms
Solvent Atoms565
Heterogen Atoms134

Software

Software
Software NamePurpose
PHENIXrefinement
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing