3ZZ7

Crystal structure of 3C protease of coxsackievirus B3 complexed with alpha, beta-unsaturated ethyl ester inhibitor 81


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherCRYSTAL STRUCTURE OF COXSACKIEVIURS B3 3C PROTEASE

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.5100 MM TRIS-HCL PH 8.5, 0.2 M MAGNESIUM CHLORIDE, AND 22% PEG 4000; SITTING DROP
Crystal Properties
Matthews coefficientSolvent content
2.0840.89

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 77.21α = 90
b = 64.17β = 116.33
c = 39.34γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHMIRRORSMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.1BESSY14.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.835.2699.90.069.63.1159512
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.81.999.90.42.43

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 REPLACEMENTTHROUGHOUTCRYSTAL STRUCTURE OF COXSACKIEVIURS B3 3C PROTEASE1.847.051515579699.910.218070.215870.26136RANDOM31.99
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]
-0.112.04-0.312.23
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.783
r_dihedral_angle_4_deg19.055
r_dihedral_angle_3_deg17.307
r_dihedral_angle_1_deg7.12
r_scangle_it4.473
r_scbond_it2.963
r_mcangle_it2.057
r_angle_refined_deg1.936
r_mcbond_it1.232
r_chiral_restr0.129
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.783
r_dihedral_angle_4_deg19.055
r_dihedral_angle_3_deg17.307
r_dihedral_angle_1_deg7.12
r_scangle_it4.473
r_scbond_it2.963
r_mcangle_it2.057
r_angle_refined_deg1.936
r_mcbond_it1.232
r_chiral_restr0.129
r_bond_refined_d0.02
r_gen_planes_refined0.009
r_bond_other_d
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_xyhbond_nbd_other
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_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1406
Nucleic Acid Atoms
Solvent Atoms51
Heterogen Atoms34

Software

Software
Software NamePurpose
REFMACrefinement
iMOSFLMdata reduction
SCALAdata scaling
MOLREPphasing