1NU8	Hydrolase	date	Jan 31, 2003
title	Crystal Structure Of Human Dipeptidyl Peptidase Iv (Dpp-Iv) With Diprotin A (Ipi)
authors	R.Thoma, B.Loeffler, M.Stihle, W.Huber, A.Ruf, M.Hennig
compound		source
Molecule: Dipeptidyl Peptidase Iv Chain: A, B 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
Molecule: 3-Mer Peptide Chain: D Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630 Other_details: This Sequence Occurs Peptide Synthesis
symmetry	Space Group: P 21 21 21	R_factor 0.225 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.136 67.067 419.635 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	NAG	enzyme	Hydrolase E.C.3.4.14.5 BRENDA
related structures	by homologous chain: 1J2E, 1N1M
Gene Ontology	Chain Function Process Component A, B virus receptor activity chemorepellent activity
Primary reference	Structural 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] (248 Kb) [Save to disk] Biological Unit Coordinates (1nu8.pdb1.gz) 241 Kb LPC: Ligand-Protein Contacts for 1NU8 CSU: Contacts of Structural Units for 1NU8 Likely Quarternary Molecular Structure file(s) for 1NU8 Retrieve 1NU8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NU8 from S2C, [Save to disk]

View 1NU8 in 3D

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Visual 3D analysis of 1NU8

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1NU8, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nu8a1, region A:39-508 [Jmol] [rasmolscript] [script source]     - Domain d1nu8a2, region A:509-766 [Jmol] [rasmolscript] [script source]     - Domain d1nu8b1, region B:39-508 [Jmol] [rasmolscript] [script source]     - Domain d1nu8b2, region B:509-766 [Jmol] [rasmolscript] [script source] 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: [1nu8_B] [1nu8] [1nu8_D] [1nu8_A] SWISS-PROT database: [P27487] Domain organization of [DPP4_HUMAN] by SWISSPFAM

Other resources with information on 1NU8

Community annotation for 1NU8 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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