3ZZB

Crystal structure of 3C protease of coxsackievirus B3 complexed with alpha, beta-unsaturated ethyl ester inhibitor 85


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
2.0439.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 76.78α = 90
b = 64.07β = 116.09
c = 38.85γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDMIRRORSMSINGLE 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
12.134.891000.283.33.899542
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)
12.12.211000.472.13.8

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 PROTEASE2.146.94947647899.960.196960.193620.26275RANDOM21.149
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]
0.41.090.310.25
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.194
r_dihedral_angle_4_deg18.021
r_dihedral_angle_3_deg17.419
r_dihedral_angle_1_deg6.855
r_scangle_it4.102
r_scbond_it2.687
r_angle_refined_deg1.978
r_mcangle_it1.617
r_mcbond_it0.898
r_chiral_restr0.128
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.194
r_dihedral_angle_4_deg18.021
r_dihedral_angle_3_deg17.419
r_dihedral_angle_1_deg6.855
r_scangle_it4.102
r_scbond_it2.687
r_angle_refined_deg1.978
r_mcangle_it1.617
r_mcbond_it0.898
r_chiral_restr0.128
r_bond_refined_d0.019
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 Atoms59
Heterogen Atoms47

Software

Software
Software NamePurpose
REFMACrefinement
iMOSFLMdata reduction
SCALAdata scaling
MOLREPphasing