2BGN	Hydrolase	date	Jan 03, 2005
title	Hiv-1 Tat Protein Derived N-Terminal Nonapeptide Trp2-Tat(1- To The Active Site Of Dipeptidyl Peptidase Iv (Cd26)
authors	W.A.Weihofen, J.Liu, W.Reutter, W.Saenger, H.Fan
compound		source
Molecule: Dipeptidyl Peptidase Iv Chain: A, B, C, D Fragment: Extracellular Domain, Residues 39-766 Synonym: Dpp Iv, T-Cell Activation Antigen Cd26, Tp103, Ade Deaminase Complexing Protein-2, Adabp; Ec: 3.4.14.5 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Organ: Kidney Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108 Expression_system_strain: Sf9 Cells Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pfastbachtc
Molecule: Adenosine Deaminase Chain: E, F, G, H Synonym: Adenosine Aminohydrolase Ec: 3.5.4.4		Organism_scientific: Bos Taurus Organism_common: Bovine Organism_taxid: 9913 Organ: Intestinal Mucosa Other_details: Sigma, Type Vi, From Calf Intestinal Mucosa
Molecule: Tat Protein Chain: W, X, Y, Z Fragment: Hiv-1 Tat Protein Derived N-Terminal Nonapeptide, 1-9; Synonym: Transactivating Regulatory Protein Engineered: Yes Mutation: Yes Other_details: Asp2trp Variant Of Hiv-1 Tat Protein Derived Terminal Nonapeptide		Synthetic: Yes Organism_scientific: Human Immunodeficiency Virus Type 1 Organism_taxid: 11676
symmetry	Space Group: C 1 2 1	R_factor 0.227 R_Free 0.247
crystal cell	length a length b length c angle alpha angle beta angle gamma 158.945 170.273 239.200 90.00 100.93 90.00
method	X-Ray Diffraction	resolution	3.15 Å
ligand	BMA, FUL, MAN, NAG, ZN	enzyme	Hydrolase E.C.3.4.14.5 BRENDA
Gene Ontology	Chain Function Process Component A, B, C, D virus receptor activity chemorepellent activity F, E, H, G
Primary reference	Crystal structures of HIV-1 Tat-derived nonapeptides Tat-(1-9) and Trp2-Tat-(1-9) bound to the active site of dipeptidyl-peptidase IV (CD26)., Weihofen WA, Liu J, Reutter W, Saenger W, Fan H, J Biol Chem. 2005 Apr 15;280(15):14911-7. Epub 2005 Jan 28. PMID:15695814

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (721 Kb) [Save to disk] Biological Unit Coordinates (2bgn.pdb1.gz) 358 Kb Biological Unit Coordinates (2bgn.pdb2.gz) 358 Kb LPC: Ligand-Protein Contacts for 2BGN CSU: Contacts of Structural Units for 2BGN Likely Quarternary Molecular Structure file(s) for 2BGN Structure Factors (1439 Kb) Retrieve 2BGN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2BGN from S2C, [Save to disk] Re-refined 2bgn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2BGN 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 2BGN

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 2BGN, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2bgn_B] [2bgn_H] [2bgn_Y] [2bgn_X] [2bgn_F] [2bgn_C] [2bgn_G] [2bgn_W] [2bgn] [2bgn_A] [2bgn_D] [2bgn_E] [2bgn_Z] SWISS-PROT database: [P56658] [P27487] [P12506] Domain organization of [ADA_BOVIN] [DPP4_HUMAN] [TAT_HV1Z2] by SWISSPFAM

Other resources with information on 2BGN

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

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