8DD1

SARS-CoV-2 Main Protease (Mpro) H164N Mutant in Complex with Inhibitor GC376


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP293.1525 % PEG 3350 , 0.1M Potassium/Sodium Tartrate, 0.0005 M Magnesium Chloride
Crystal Properties
Matthews coefficientSolvent content
238.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 113.899α = 90
b = 53.55β = 101.9
c = 45.321γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2022-06-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

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
12.0350970.07822.184.916735
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)
12.042.080.5172.27

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT7LYH2.0334.241588284896.440.18680.18320.2499RANDOM42.87
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]
-4.24-1.233.171.46
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.052
r_dihedral_angle_3_deg12.579
r_dihedral_angle_4_deg8.869
r_dihedral_angle_1_deg7.614
r_angle_refined_deg1.309
r_angle_other_deg1.204
r_chiral_restr0.243
r_gen_planes_refined0.005
r_bond_refined_d0.004
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.052
r_dihedral_angle_3_deg12.579
r_dihedral_angle_4_deg8.869
r_dihedral_angle_1_deg7.614
r_angle_refined_deg1.309
r_angle_other_deg1.204
r_chiral_restr0.243
r_gen_planes_refined0.005
r_bond_refined_d0.004
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2345
Nucleic Acid Atoms
Solvent Atoms148
Heterogen Atoms29

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction
HKL-2000data scaling
MOLREPphasing