3V3M

Severe Acute Respiratory Syndrome Coronavirus (SARS-CoV) 3CL Protease in Complex with N-[(1R)-2-(tert-butylamino)-2-oxo-1-(pyridin-3-yl)ethyl]-N-(4-tert-butylphenyl)furan-2-carboxamide inhibitor.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION629815% PEG 20,000, 0.05M MES 6.0, 1% MPD, 50mM KCl, VAPOR DIFFUSION, temperature 298K
Crystal Properties
Matthew coefficientSolvent content
3.3263

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 106.733α = 90
b = 82.668β = 106.03
c = 53.117γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATEMAR scanner 345 mm plate2010-03-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-GAPS21-ID-G

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
11.655073.8546164030722

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT1.9632.1229718158897.50.191310.188940.23572RANDOM45.91
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]
0.040.08
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.328
r_dihedral_angle_3_deg15.292
r_dihedral_angle_4_deg12.314
r_dihedral_angle_1_deg6.166
r_angle_refined_deg1.314
r_chiral_restr0.093
r_bond_refined_d0.008
r_gen_planes_refined0.006
r_sphericity_bonded
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.328
r_dihedral_angle_3_deg15.292
r_dihedral_angle_4_deg12.314
r_dihedral_angle_1_deg6.166
r_angle_refined_deg1.314
r_chiral_restr0.093
r_bond_refined_d0.008
r_gen_planes_refined0.006
r_sphericity_bonded
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_bond_other_d
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_xyhbond_nbd_other
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2368
Nucleic Acid Atoms
Solvent Atoms320
Heterogen Atoms40

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling