3ZZD

Crystal structure of 3C protease mutant (T68A and N126Y) of coxsackievirus B3 complexed with alpha, beta-unsaturated ethyl ester inhibitor 85


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.257 
  • R-Value Work: 0.195 
  • R-Value Observed: 0.198 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.3 of the entry. See complete history


Literature

Peptidic Alpha, Beta-Unsaturated Ethyl Esters as Inhibitors of the 3C Protease of Coxsackie Virus B3: Crystal Structures, Antiviral Activities, and Resistance Mutations

Tan, J.Anand, K.Mesters, J.R.Hilgenfeld, R.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
3C PROTEINASE183Coxsackievirus B3Mutation(s): 2 
EC: 3.4.22.28
UniProt
Find proteins for Q5UEA2 (Coxsackievirus B3)
Explore Q5UEA2 
Go to UniProtKB:  Q5UEA2
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ5UEA2
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
G85
Query on G85

Download Ideal Coordinates CCD File 
B [auth A]N-[(benzyloxy)carbonyl]-O-tert-butyl-L-seryl-N-{(2R)-5-ethoxy-5-oxo-1-[(3S)-2-oxopyrrolidin-3-yl]pentan-2-yl}-L-phenylalaninamide
C35 H48 N4 O8
JRBUWNJDFCUWEM-CRNKYVSFSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.257 
  • R-Value Work: 0.195 
  • R-Value Observed: 0.198 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 65.87α = 90
b = 69.37β = 90
c = 75.71γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
iMOSFLMdata reduction
SCALAdata scaling
MOLREPphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2012-09-19
    Type: Initial release
  • Version 1.1: 2019-05-08
    Changes: Data collection, Derived calculations, Experimental preparation, Other
  • Version 1.2: 2024-05-01
    Changes: Data collection, Database references, Derived calculations, Other, Refinement description
  • Version 1.3: 2024-10-09
    Changes: Structure summary