2IPH Hydrolase Hydrolase Inhibitor date Oct 12, 2006
title X-Ray Structure At 1.75 A Resolution Of A Norovirus Protease An Active Site Directed Peptide Inhibitor
authors R.J.Hussey
compound source
Molecule: Thiol Protease P3c
Chain: A, B
Synonym: 3c-Like Protease, 3c-Pro
Ec: 3.4.22.-
Engineered: Yes
Organism_scientific: Southampton Virus (Serotype 3)
Organism_taxid: 37129
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pt7
symmetry Space Group: P 21 21 21
R_factor 0.204 R_Free 0.221
length a length b length c angle alpha angle beta angle gamma
49.497 84.106 121.471 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.75 Å
ligand LGG enzyme Hydrolase E.C.3.4.22 BRENDA
A, B

Primary referenceA Structural Study of Norovirus 3C Protease Specificity: Binding of a Designed Active Site-Directed Peptide Inhibitor., Hussey RJ, Coates L, Gill RS, Erskine PT, Coker SF, Mitchell E, Cooper JB, Wood S, Broadbridge R, Clarke IN, Lambden PR, Shoolingin-Jordan PM, Biochemistry. 2010 Dec 15. PMID:21128685
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk]
  • Biological Unit Coordinates (2iph.pdb1.gz) 64 Kb
  • LPC: Ligand-Protein Contacts for 2IPH
  • CSU: Contacts of Structural Units for 2IPH
  • Likely Quarternary Molecular Structure file(s) for 2IPH
  • Structure Factors (442 Kb)
  • Retrieve 2IPH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IPH from S2C, [Save to disk]
  • Re-refined 2iph structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2IPH 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 2IPH
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2IPH, from MSDmotif at EBI
  • Fold representative 2iph from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2iph_A] [2iph] [2iph_B]
  • SWISS-PROT database: [Q04544]
  • Domain organization of [POLG_SOUV3] by SWISSPFAM
  • Other resources with information on 2IPH
  • Community annotation for 2IPH 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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