1NU6 Hydrolase date Jan 31, 2003
title Crystal Structure Of Human Dipeptidyl Peptidase Iv (Dpp-Iv)
authors M.Hennig, M.Stihle, R.Thoma, A.Ruf
compound source
Molecule: Dipeptidyl Peptidase Iv
Chain: A, B
Synonym: Dpp Iv
Ec: 3.4.14.5
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pchdp1-23
symmetry Space Group: P 21 21 21
R_factor 0.215 R_Free 0.266
crystal
cell
length a length b length c angle alpha angle beta angle gamma
65.496 68.240 419.289 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
ligand HG, NAG, NDG enzyme Hydrolase E.C.3.4.14.5 BRENDA
related structures by homologous chain: 1R9M, 1X70
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • virus receptor activity
  • chemorepellent activity


  • Primary referenceStructural basis of proline-specific exopeptidase activity as observed in human dipeptidyl peptidase-IV., Thoma R, Loffler B, Stihle M, Huber W, Ruf A, Hennig M, Structure (Camb) 2003 Aug;11(8):947-59. PMID:12906826
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (255 Kb) [Save to disk]
  • Biological Unit Coordinates (1nu6.pdb1.gz) 248 Kb
  • LPC: Ligand-Protein Contacts for 1NU6
  • CSU: Contacts of Structural Units for 1NU6
  • Likely Quarternary Molecular Structure file(s) for 1NU6
  • Retrieve 1NU6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NU6 from S2C, [Save to disk]
  • View 1NU6 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 1NU6
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1NU6, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nu6a1, region A:39-508 [Jmol] [rasmolscript] [script source]
        - Domain d1nu6a2, region A:509-766 [Jmol] [rasmolscript] [script source]
        - Domain d1nu6b1, region B:39-508 [Jmol] [rasmolscript] [script source]
        - Domain d1nu6b2, region B:509-766 [Jmol] [rasmolscript] [script source]
  • Fold representative 1nu6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1nu6_A] [1nu6_B] [1nu6]
  • SWISS-PROT database: [P27487]
  • Domain organization of [DPP4_HUMAN] by SWISSPFAM
  • Other resources with information on 1NU6
  • Community annotation for 1NU6 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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