2IQ6 Hydrolase date Oct 13, 2006
title Crystal Structure Of The Aminopeptidase From Vibrio Proteoly Complexation With Leucyl-Leucyl-Leucine.
authors A.Kumar, B.Narayanan, J.J.P.Kim, B.Bennett
compound source
Molecule: Bacterial Leucyl Aminopeptidase
Chain: A
Ec: 3.4.11.10
 Organism_scientific: Vibrio Proteolyticus
Organism_taxid: 671

Molecule: Peptide, (Leucyl-Leucyl-Leucine)
Chain: B
Engineered: Yes
Synthetic: Yes
Organism_scientific: Synthetic Construct
Organism_taxid: 32630
Other_details: The Peptide Was Chemically Synthesized.
symmetry Space Group: P 61 2 2
R_factor 0.206 R_Free 0.247
crystal
cell
length a length b length c angle alpha angle beta angle gamma
108.400 108.400 96.800 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.00 Å
ligand ZN enzyme Hydrolase E.C.3.4.11.10 BRENDA
Primary referenceExperimental evidence for a metallohydrolase mechanism in which the nucleophile is not delivered by a metal ion: EPR spectrokinetic and structural studies of aminopeptidase from Vibrio proteolyticus., Kumar A, Periyannan GR, Narayanan B, Kittell AW, Kim JJ, Bennett B, Biochem J. 2007 May 1;403(3):527-36. PMID:17238863
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk]
  • Biological Unit Coordinates (2iq6.pdb1.gz) 50 Kb
  • LPC: Ligand-Protein Contacts for 2IQ6
  • CSU: Contacts of Structural Units for 2IQ6
  • Likely Quarternary Molecular Structure file(s) for 2IQ6
  • Structure Factors (179 Kb)
  • Retrieve 2IQ6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IQ6 from S2C, [Save to disk]
  • Re-refined 2iq6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2IQ6 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 2IQ6
  • 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 2IQ6, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2iq6] [2iq6_B] [2iq6_A]
  • SWISS-PROT database: [Q01693]
  • Domain organization of [AMPX_VIBPR] by SWISSPFAM
    • Other resources with information on 2IQ6
  • Community annotation for 2IQ6 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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