2ZJO

Crystal structure of hepatitis C virus NS3 helicase with a novel inhibitor

• PDB DOI:  https://doi.org/10.2210/pdb2ZJO/pdb

• Classification: HYDROLASE
• Organism(s): Hepatitis C virus (isolate Taiwan)
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-03-07 Released: 2009-03-10 
• Deposition Author(s): Liaw, S.H., Chen, S.J., Hu, C.Y., Chi, W.K., Chu, I.D., Hwang, L.H., Chern, J.W., Chen, D.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.287 
• R-Value Work: 0.230 
• R-Value Observed: 0.230 

Literature

Structure-Based Discovery of Triphenylmethane Derivatives as Novel Inhibitors of Hepatitis C Virus Helicase

Liaw, S.H., Chen, S.J., Hu, C.Y., Chi, W.K., Chu, I.D., Hwang, L.H., Chern, J.W., Chen, D.S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 52.63 kDa 
• Atom Count: 3,457 
• Modelled Residue Count: 444 
• Deposited Residue Count: 482 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Genome polyprotein	A	482	Hepatitis C virus (isolate Taiwan)	Mutation(s): 0  EC: 3.4.21.98 (PDB Primary Data), 3.4.22 (UniProt), 3.6.1.15 (UniProt), 3.6.4.13 (UniProt), 2.7.7.48 (UniProt)
UniProt
Find proteins for P29846 (Hepatitis C virus genotype 1b (isolate Taiwan)) Explore P29846  Go to UniProtKB:  P29846

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BHT	B [auth A]	N-[4-(BIS{4-[(3-SULFOPHENYL)AMINO]PHENYL}METHYLENE)CYCLOHEXA-2,5-DIEN-1-YLIDENE]-4-SULFOBENZENAMINIUM C37 H30 N3 O9 S3 QEJOESQJOWWNSS-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.287 
• R-Value Work: 0.230 
• R-Value Observed: 0.230 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.063	α = 90
b = 92.063	β = 90
c = 104.71	γ = 120

Software Package:

Software Name	Purpose
AMoRE	phasing
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-03-10 
Deposition Author(s): Liaw, S.H., Chen, S.J., Hu, C.Y., Chi, W.K., Chu, I.D., Hwang, L.H., Chern, J.W., Chen, D.S.

Revision History  

• Version 1.0: 2009-03-10
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-11-01
  Changes: Data collection, Database references, Derived calculations, Refinement description