2QOE Hydrolase date Jul 20, 2007
title Human Dipeptidyl Peptidase Iv In Complex With A Triazolopipe Based Beta Amino Acid Inhibitor
authors G.Scapin
compound source
Molecule: Dipeptidyl Peptidase 4
Chain: A, B
Fragment: Catalytic Domain
Synonym: Dipeptidyl Peptidase Iv, Dpp Iv, T-Cell Activation Cd26, Tp103, Adenosine Deaminase Complexing Protein 2, Adab
Ec: 3.4.14.5
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Dpp4, Adcp2, Cd26
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_strain: Hi5
Expression_system_vector_type: Baculovirus
Expression_system_plasmid: Pbluebac4.5
symmetry Space Group: P 21 21 21
R_factor 0.170 R_Free 0.212
crystal
cell
length a length b length c angle alpha angle beta angle gamma
118.126 125.296 136.832 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand 448, NA, NAG, NDG BindingDB enzyme Hydrolase E.C.3.4.14.5 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • virus receptor activity
  • chemorepellent activity


  • Primary referenceDesign, synthesis, and biological evaluation of triazolopiperazine-based beta-amino amides as potent, orally active dipeptidyl peptidase IV (DPP-4) inhibitors., Kowalchick JE, Leiting B, Pryor KD, Marsilio F, Wu JK, He H, Lyons KA, Eiermann GJ, Petrov A, Scapin G, Patel RA, Thornberry NA, Weber AE, Kim D, Bioorg Med Chem Lett. 2007 Nov 1;17(21):5934-9. Epub 2007 Aug 23. PMID:17827003
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (273 Kb) [Save to disk]
  • Biological Unit Coordinates (2qoe.pdb1.gz) 259 Kb
  • LPC: Ligand-Protein Contacts for 2QOE
  • CSU: Contacts of Structural Units for 2QOE
  • Likely Quarternary Molecular Structure file(s) for 2QOE
  • Structure Factors (733 Kb)
  • Retrieve 2QOE in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QOE from S2C, [Save to disk]
  • Re-refined 2qoe structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2QOE 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 2QOE
  • 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 2QOE, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qoe_B] [2qoe] [2qoe_A]
  • SWISS-PROT database: [P27487]
  • Domain organization of [DPP4_HUMAN] by SWISSPFAM
  • Other resources with information on 2QOE
  • Community annotation for 2QOE 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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