8IFR

SARS-CoV-2 3CL protease (3CLpro) in complex with compound 3


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6M2N 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP293100 mM MES, pH5.5-6.5, 10%-25% PEG6000, 3% DMSO
Crystal Properties
Matthews coefficientSolvent content
2.2645.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.582α = 90
b = 63.707β = 90
c = 105.502γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 S 9M2022-11-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL02U10.9792SSRFBL02U1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.6654.5499.10.1310.140.0460.99813.29.436606
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.661.7597.81.3671.4440.460.6359.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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-VALUE1.6630.791.3336567185198.960.18290.18120.2157
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_d14.315
f_angle_d0.853
f_chiral_restr0.052
f_bond_d0.006
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2323
Nucleic Acid Atoms
Solvent Atoms222
Heterogen Atoms39

Software

Software
Software NamePurpose
PHENIXrefinement
Aimlessdata scaling
PHASERphasing
XDSdata reduction