Crystal structure of SARS-CoV-2 main protease T21I/E166V mutant in complex with leritrelvir


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7VH8 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2890.1 M Sodium acetate trihydrate pH 4.6, 2.0 M Sodium formate
Crystal Properties
Matthews coefficientSolvent content
238.44

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 48.34α = 90
b = 105.787β = 102.922
c = 54.208γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2024-09-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL19U10.97923SSRFBL19U1

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
11.9547.2790.50.0930.99814.56.235017
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.9520.7010.62.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.9547.1634951178090.3730.1780.1750.18150.22860.232531.044
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]
-0.0820.869-0.7480.39
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg16.883
r_dihedral_angle_6_deg14.165
r_dihedral_angle_3_deg13.897
r_lrange_other8.733
r_lrange_it8.727
r_dihedral_angle_1_deg7.349
r_scangle_it6.045
r_scangle_other6.045
r_mcangle_other4.721
r_mcangle_it4.72
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg16.883
r_dihedral_angle_6_deg14.165
r_dihedral_angle_3_deg13.897
r_lrange_other8.733
r_lrange_it8.727
r_dihedral_angle_1_deg7.349
r_scangle_it6.045
r_scangle_other6.045
r_mcangle_other4.721
r_mcangle_it4.72
r_scbond_it4.034
r_scbond_other4.034
r_mcbond_it3.293
r_mcbond_other3.291
r_dihedral_angle_other_3_deg2.019
r_angle_refined_deg1.674
r_angle_other_deg0.595
r_symmetry_nbd_refined0.3
r_nbd_other0.223
r_nbd_refined0.22
r_symmetry_nbd_other0.203
r_nbtor_refined0.184
r_xyhbond_nbd_refined0.154
r_symmetry_xyhbond_nbd_refined0.135
r_symmetry_nbtor_other0.089
r_ncsr_local_group_10.088
r_chiral_restr0.087
r_symmetry_xyhbond_nbd_other0.057
r_gen_planes_refined0.009
r_bond_refined_d0.008
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4708
Nucleic Acid Atoms
Solvent Atoms287
Heterogen Atoms120

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing