2P5W	Immune System	date	Mar 16, 2007
title	Crystal Structures Of High Affinity Human T-Cell Receptors B Pmhc Reveal Native Diagonal Binding Geometry
authors	M.Sami, P.J.Rizkallah, S.Dunn, Y.Li, R.Moysey, A.Vuidepot, E.Basto P.Todorov, P.Molloy, F.Gao, J.M.Boulter, B.K.Jakobsen
compound		source
Molecule: Hla Class I Histocompatibility Antigen, A-2 Alpha Chain: A Fragment: Extracellular Domains Alpha 1, Alpha2 And Alpha3, 25-299; Synonym: Mhc Class I Antigen A2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hla-A, Hlaa Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pex078
Molecule: Beta-2-Microglobulin Chain: B Fragment: Beta-2 Microglobulin, Residues 21-119 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: B2m Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pex050
Molecule: Cancertestis Antigen 1b Chain: C Fragment: Residues 157-165 Synonym: L Antigen Family Member 2, Lage-2 Protein, Autoimm Cancertestis Antigen Ny-Eso-1; Engineered: Yes		Synthetic: Yes Other_details: This Sequence Occurs Naturally In Homo Sapie (Humans);
Molecule: T-Cell Receptor, Alpha Chain Chain: D Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgmt7
Molecule: Hypothetical Protein Chain: E Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgmt7
symmetry	Space Group: P 1 21 1	R_factor 0.165 R_Free 0.245
crystal cell	length a length b length c angle alpha angle beta angle gamma 74.590 52.325 118.932 90.00 98.13 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CA, EPE, GOL, MG, SO4	enzyme
Gene Ontology	Chain Function Process Component B cellular response to iron io...
Primary reference	Crystal structures of high affinity human T-cell receptors bound to peptide major histocompatibility complex reveal native diagonal binding geometry., Sami M, Rizkallah PJ, Dunn S, Molloy P, Moysey R, Vuidepot A, Baston E, Todorov P, Li Y, Gao F, Boulter JM, Jakobsen BK, Protein Eng Des Sel. 2007 Aug;20(8):397-403. Epub 2007 Jul 20. PMID:17644531

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (156 Kb) [Save to disk] Biological Unit Coordinates (2p5w.pdb1.gz) 148 Kb LPC: Ligand-Protein Contacts for 2P5W CSU: Contacts of Structural Units for 2P5W Likely Quarternary Molecular Structure file(s) for 2P5W Structure Factors (356 Kb) Retrieve 2P5W in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2P5W from S2C, [Save to disk] Re-refined 2p5w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2P5W 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 2P5W

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 2P5W, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2p5w_C] [2p5w_D] [2p5w_A] [2p5w_E] [2p5w] [2p5w_B] SWISS-PROT database: [P01892] [P61769] [P78358] [P01848] [P01850] Domain organization of [1A02_HUMAN] [B2MG_HUMAN] [CTG1B_HUMAN] [TCA_HUMAN] [TCB_HUMAN] by SWISSPFAM Domains found in 2P5W: [IG_like] [IGc1] [IGv ] by SMART

Other resources with information on 2P5W

Community annotation for 2P5W at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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