2ONC	Hydrolase	date	Jan 23, 2007
title	Crystal Structure Of Human Dpp-4
authors	J.Feng, Z.Zhang, M.B.Wallace, J.A.Stafford, S.W.Kaldor, D.B.Kasse M.Navre, L.Shi, R.J.Skene, T.Asakawa, K.Takeuchi, R.Xu, D.R.Webb, S.L.Gwaltney
compound		source
Molecule: Dipeptidyl Peptidase 4 Chain: A, B, C, D Synonym: Dipeptidyl Peptidase, Dpp Iv, T-Cell Activation An Cd26, Tp103, Adenosine Deaminase Complexing Protein 2, Adab Ec: 3.4.14.5 Engineered: 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: Sf9 Expression_system_vector_type: Baculovirus Expression_system_plasmid: Psxb9
symmetry	Space Group: P 1 21 1	R_factor 0.195 R_Free 0.254
crystal cell	length a length b length c angle alpha angle beta angle gamma 122.357 123.702 145.358 90.00 114.89 90.00
method	X-Ray Diffraction	resolution	2.55 Å
ligand	NAG, SY1 BindingDB	enzyme	Hydrolase E.C.3.4.14.5 BRENDA
Gene Ontology	Chain Function Process Component A, D, C, B virus receptor activity chemorepellent activity
Primary reference	Discovery of alogliptin: a potent, selective, bioavailable, and efficacious inhibitor of dipeptidyl peptidase IV., Feng J, Zhang Z, Wallace MB, Stafford JA, Kaldor SW, Kassel DB, Navre M, Shi L, Skene RJ, Asakawa T, Takeuchi K, Xu R, Webb DR, Gwaltney SL 2nd, J Med Chem. 2007 May 17;50(10):2297-300. Epub 2007 Apr 19. PMID:17441705

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (499 Kb) [Save to disk] Biological Unit Coordinates (2onc.pdb1.gz) 251 Kb Biological Unit Coordinates (2onc.pdb2.gz) 246 Kb Biological Unit Coordinates (2onc.pdb3.gz) 245 Kb LPC: Ligand-Protein Contacts for 2ONC CSU: Contacts of Structural Units for 2ONC Likely Quarternary Molecular Structure file(s) for 2ONC Structure Factors (973 Kb) Retrieve 2ONC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2ONC from S2C, [Save to disk] Re-refined 2onc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2ONC 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 2ONC

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 2ONC, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2onc_C] [2onc_A] [2onc] [2onc_D] [2onc_B] SWISS-PROT database: [P27487] Domain organization of [DPP4_HUMAN] by SWISSPFAM

Other resources with information on 2ONC

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

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