2A4R Viral Protein date Jun 29, 2005
title Hcv Ns3 Protease Domain With A Ketoamide Inhibitor Covalentl
authors S.Bogen, A.K.Saksena, A.Arasappan, H.Gu, F.G.Njoroge, V.Girijaval J.Pichardo, N.Butkiewicz, A.Prongay, V.Madison
compound source
Molecule: Ns3 Proteasehelicase
Chain: A, C
Fragment: Protease Domain, Residues 1-181
Engineered: Yes
Organism_scientific: Hepatitis C Virus
Organism_taxid: 11103
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Ns4a Peptide
Chain: B, D
Fragment: Residues 21-39
Engineered: Yes

Synthetic: Yes
Other_details: The Peptide Was Chemically Synthesized. The Of The Protein Is Naturally Found In Hepatitis C Virus Type
symmetry Space Group: H 3 2
R_factor 0.201 R_Free 0.271
crystal
cell
length a length b length c angle alpha angle beta angle gamma
223.603 223.603 75.354 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.40 Å
ligand BNH, ZN BindingDB enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceHepatitis C virus NS3-4A serine protease inhibitors: use of a P2-P1 cyclopropyl alanine combination for improved potency., Bogen S, Saksena AK, Arasappan A, Gu H, Njoroge FG, Girijavallabhan V, Pichardo J, Butkiewicz N, Prongay A, Madison V, Bioorg Med Chem Lett. 2005 Oct 15;15(20):4515-9. PMID:16112862
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk]
  • Biological Unit Coordinates (2a4r.pdb1.gz) 61 Kb
  • LPC: Ligand-Protein Contacts for 2A4R
  • CSU: Contacts of Structural Units for 2A4R
  • Likely Quarternary Molecular Structure file(s) for 2A4R
  • Structure Factors (535 Kb)
  • Retrieve 2A4R in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2A4R from S2C, [Save to disk]
  • Re-refined 2a4r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2A4R in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2A4R
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2A4R, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2a4r] [2a4r_D] [2a4r_A] [2a4r_B] [2a4r_C]
  • SWISS-PROT database: [O39914] [Q91RS4]
  • Domain organization of [O39914_9HEPC] [Q91RS4_9HEPC] by SWISSPFAM
  • Other resources with information on 2A4R
  • Community annotation for 2A4R at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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