X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherNative Mpro structure

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52950.1MMESpH6.5,20%v/vPEGSmear High
Crystal Properties
Matthews coefficientSolvent content
2.1342.14

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.59α = 102.11
b = 67.51β = 89.3
c = 77.65γ = 106.41
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6MFlat Si Rh coated mirror2021-03-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL12-20.97946SSRLBL12-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
12.4738.0596.80.1810.1960.9948.336.1214072450.753
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.472.5393.60.8791.020.6561.733.861

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 REPLACEMENTTHROUGHOUTNative Mpro structure2.4738.0538686203796.870.19780.19570.237RANDOM48.373
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]
0.80.02-1.06-1.64-0.391.28
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg17.094
r_dihedral_angle_2_deg15.489
r_dihedral_angle_1_deg7.529
r_angle_refined_deg1.141
r_angle_other_deg0.392
r_chiral_restr0.051
r_bond_refined_d0.005
r_gen_planes_refined0.005
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9425
Nucleic Acid Atoms
Solvent Atoms46
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
XSCALEdata scaling
PDB_EXTRACTdata extraction
XDSdata reduction
MOLREPphasing