2OPH	Hydrolase	date	Jan 29, 2007
title	Human Dipeptidyl Peptidase Iv In Complex With An Alpha Amino Inhibitor
authors	G.Scapin, A.E.Weber, J.L.Duffy
compound		source
Molecule: Dipeptidyl Peptidase 4 Soluble Form Chain: A, B Fragment: Extracellular 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_cell_line: Hi5 Expression_system_vector_type: Baculovirus Expression_system_vector: Pbluebac4.5
symmetry	Space Group: P 21 21 21	R_factor 0.188 R_Free 0.238
crystal cell	length a length b length c angle alpha angle beta angle gamma 117.912 126.080 137.114 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	277, NA, NAG, NDG BindingDB	enzyme	Hydrolase E.C.3.4.14.5 BRENDA
Gene Ontology	Chain Function Process Component A, B virus receptor activity chemorepellent activity
Primary reference	4-Aminophenylalanine and 4-aminocyclohexylalanine derivatives as potent, selective, and orally bioavailable inhibitors of dipeptidyl peptidase IV., Duffy JL, Kirk BA, Wang L, Eiermann GJ, He H, Leiting B, Lyons KA, Patel RA, Patel SB, Petrov A, Scapin G, Wu JK, Thornberry NA, Weber AE, Bioorg Med Chem Lett. 2007 May 15;17(10):2879-85. Epub 2007 Feb 25. PMID:17350841

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (266 Kb) [Save to disk] Biological Unit Coordinates (2oph.pdb1.gz) 258 Kb LPC: Ligand-Protein Contacts for 2OPH CSU: Contacts of Structural Units for 2OPH Likely Quarternary Molecular Structure file(s) for 2OPH Structure Factors (710 Kb) Retrieve 2OPH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2OPH from S2C, [Save to disk] Re-refined 2oph structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2OPH 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 2OPH

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 2OPH, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2oph_A] [2oph] [2oph_B] SWISS-PROT database: [P27487] Domain organization of [DPP4_HUMAN] by SWISSPFAM

Other resources with information on 2OPH

Community annotation for 2OPH at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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