3VB7

Crystal structure of SARS-CoV 3C-like protease with M4Z


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2Q6GPDB ENTRY 2Q6G

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.52898.5% PEG 6000, 0.1M MES, 1mM DTT, 1mM EDTA, 3% DMSO, 10% Glycerol, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.4249.08

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.317α = 90
b = 96.492β = 103.3
c = 67.644γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV2009-10-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E+ SUPERBRIGHT1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.9524.61498.6469222225.71
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.952.0698.6

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2Q6G1.9524.6141.4246888199998.450.2060.18930.18750.2304random29.7245
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]
1.47214.99411.304-2.7761
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.942
f_angle_d1.113
f_chiral_restr0.079
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4761
Nucleic Acid Atoms
Solvent Atoms282
Heterogen Atoms18

Software

Software
Software NamePurpose
CrystalCleardata collection
PHASESphasing
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling