7AK4

Structure of SARS-CoV-2 Main Protease bound to Tretazicar.


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE7.528225% PEG 1.500, 0.1 M MIB pH 7.5, 5% DMSO
Crystal Properties
Matthews coefficientSolvent content
1.9336.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 112.92α = 90
b = 52.97β = 102.94
c = 44.76γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray170PIXELDECTRIS PILATUS 6M2020-04-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, DESY BEAMLINE P111.03322PETRA III, DESYP11

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.35948.11298.50.996.793.66286531.36
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)
11.61.7599.61.220.51.023.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISNONE6YNQ1.6338.7932753327531000.19330.19330.19330.2205NONE0.63
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]
1.363-0.391-0.001-1.363
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2368
Nucleic Acid Atoms
Solvent Atoms309
Heterogen Atoms40

Software

Software
Software NamePurpose
MAINrefinement
XDSdata reduction
XDSdata scaling
MolProbityphasing