1OGT	Immune System	date	May 13, 2003
title	Crystal Structure Of Hla-B2705 Complexed With The Vasoactiv Intestinal Peptide Type 1 Receptor (Vipr) Peptide (Residues
authors	M.Hulsmeyer, M.T.Fiorillo, F.Bettosini, R.Sorrentino, W.Saenger, A.Ziegler, B.Uchanska-Ziegler
compound		source
Molecule: Hla Class I Histocompatibility Antigen Chain: A Fragment: Extracellular Domain, Residues 25-300 Synonym: B-27 B2705 Alpha Chain, Human Leucocyte Antigen B Heavy Chain; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Beta-2-Microglobulin Chain: B Fragment: Residues 21-119 Synonym: Hdcma22p Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Vasoactive Intestinal Polypeptide Receptor 1 Chain: C Fragment: Residues 400-408 Synonym: Vpac1, Vip-R-1, Pituitary Adenylate Cyclase Activa Polypeptide Type II Receptor, Pacap Type II Receptor, Pacap Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: This Peptide Was Chemically Synthesised
symmetry	Space Group: P 1 21 1	R_factor 0.128 R_Free 0.178
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.259 81.777 65.617 90.00 107.61 90.00
method	X-Ray Diffraction	resolution	1.47 Å
ligand	GOL, MN	enzyme
related structures	by homologous chain: 1KJV, 1OGA
Gene Ontology	Chain Function Process Component B cellular response to iron io...
Primary reference	Dual, HLA-B27 subtype-dependent conformation of a self-peptide., Hulsmeyer M, Fiorillo MT, Bettosini F, Sorrentino R, Saenger W, Ziegler A, Uchanska-Ziegler B, J Exp Med 2004 Jan 19;199(2):271-81. PMID:14734527

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (173 Kb) [Save to disk] Biological Unit Coordinates (1ogt.pdb1.gz) 166 Kb LPC: Ligand-Protein Contacts for 1OGT CSU: Contacts of Structural Units for 1OGT Likely Quarternary Molecular Structure file(s) for 1OGT Structure Factors (600 Kb) Retrieve 1OGT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OGT from S2C, [Save to disk] Re-refined 1ogt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1OGT 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 1OGT

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1OGT 1OGTA 1OGTB 1OGTC from the CEP Server. Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1OGT, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ogta2, region A:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1ogta1, region A:182-276 [Jmol] [rasmolscript] [script source]     - Domain d1ogtb_, region B [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: [1ogt_A] [1ogt_C] [1ogt] [1ogt_B] SWISS-PROT database: [P03989] [P61769] [P32241] Belongs to the g-protein-coupled receptor (gpcr) family according to TCDB. Domain organization of [1B27_HUMAN] [B2MG_HUMAN] [VIPR1_HUMAN] by SWISSPFAM Domain found in 1OGT: [IGc1 ] by SMART

Other resources with information on 1OGT

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

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