8AJ0

Mpro of SARS COV-2 in complex with the RK-90 inhibitor


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP62930.1MMES pH 6, 0.2MSodium chloride, 20% w/vPEG 6000, 10% v/vEthylene glycol
Crystal Properties
Matthews coefficientSolvent content
2.0740.49

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.253α = 90
b = 54.376β = 101.38
c = 114.192γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2022-05-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, DESY BEAMLINE P111.0332PETRA 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
12.51948.95998.60.9886.44.918391
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.522.610.599

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE6y2e2.51948.9591839195098.6540.190.18560.190.26610.2730.904
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]
-0.181-0.0620.271-0.061
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.589
r_dihedral_angle_3_deg17.825
r_dihedral_angle_4_deg17.28
r_dihedral_angle_1_deg8.262
r_lrange_it6.135
r_lrange_other6.135
r_scangle_it4.259
r_scangle_other4.258
r_mcangle_it3.611
r_mcangle_other3.61
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4662
Nucleic Acid Atoms
Solvent Atoms72
Heterogen Atoms82

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
MOLREPphasing