4WXP

X-ray crystal structure of NS3 Helicase from HCV with a bound fragment inhibitor at 2.08 A resolution

• PDB DOI: https://doi.org/10.2210/pdb4WXP/pdb

• Classification: HYDROLASE/HYDROLASE INHIBITOR
• Organism(s): Hepacivirus hominis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2014-11-14 Released: 2015-12-23 
• Deposition Author(s): Davies, D.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free: 
  0.232 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.180 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.183 (Depositor) 

Starting Model: experimental

Literature

crystal structure of NS3 Helicase from HCV with a bound fragment inhibitor

Buckman, B.O., Kossen, K., Misialek, S., Stevens, S., Rajagopalan, R., Ruhmund, D., Hooi, L., Snarskaya, N., Serebryany, V., Wang, G., Stoycheva, A., Nicholas, J.B., Davies, D.R., Brunton, S., Montalbetti, C., Weddell, D., Goodwin, C., Schonfeld, D., Mather, O., Cheng, R., Blatt, L., Beigelman, L.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 48.55 kDa 
• Atom Count: 3,436 
• Modelled Residue Count: 445 
• Deposited Residue Count: 451 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NS3-4 protease	A	451	Hepacivirus hominis	Mutation(s): 0
UniProt
Find proteins for P26663 (Hepatitis C virus genotype 1b (isolate BK)) Explore P26663  Go to UniProtKB:  P26663

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
3VY	D [auth A]	(1-methyl-1H-indol-3-yl)acetic acid C11 H11 N O2 NAIPEFIYIQFVFC-UHFFFAOYSA-N
CL	C [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	B [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free:  0.232 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.180 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.183 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.444	α = 90
b = 92.444	β = 90
c = 104.133	γ = 120

Software Package:

Software Name	Purpose
MOLREP	phasing
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-12-23 
Deposition Author(s): Davies, D.R.

Revision History  

• Version 1.0: 2015-12-23
  Type: Initial release
  
• Version 1.1: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description