Crystal structure of SARS-Cov-2 main protease K90R mutant in complex with Pomotrelvir


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 8YKN 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP2980.12~0.21M PEG3350,20%~24%Na2SO4
Crystal Properties
Matthews coefficientSolvent content
2.346.58

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.446α = 90
b = 98.602β = 108.313
c = 59.096γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 X 16M2024-06-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL10U20.979183SSRFBL10U2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.8398.698.10.03926.26.15203815.7926258812
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.831.880.075

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.8328.81.37004401651925247697.7669409350.1821645149270.1806074780030.18130.2119222915770.212721.3293670235
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_d10.2874716567
f_angle_d0.887819007995
f_chiral_restr0.0571780778396
f_bond_d0.00693548134859
f_plane_restr0.00613870665239
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4641
Nucleic Acid Atoms
Solvent Atoms488
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHENIXphasing