2AV7	Immune System	date	Aug 29, 2005
title	Crystal Structure Of Htlv-1 Tax Peptide Bound To Human Class Hla-A2 With The K66a Mutation In The Heavy Chain.
authors	O.Y.Borbulevych, B.M.Baker
compound		source
Molecule: Hla Class I Histocompatibility Antigen, A-2 Alpha Chain: A, D Synonym: Mhc Class I Antigen A2 Engineered: Yes Mutation: 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: Phn1
Molecule: Beta-2-Microglobulin Chain: B, E 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: Phn1
Molecule: Trans-Activating Transcriptional Regulatory Pepti Chain: C, F Fragment: Htlv-1 Tax Peptide Synonym: X-Lor Protein, Px Protein Engineered: Yes		Synthetic: Yes Organism_scientific: Human T-Cell Leukemia Virus 1 (Isolate Hs-35 Subtype A); Organism_taxid: 11927 Other_details: Commercial Synthesis
symmetry	Space Group: P 1	R_factor 0.171 R_Free 0.234
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.320 62.532 74.801 82.13 76.57 78.06
method	X-Ray Diffraction	resolution	2.05 Å
ligand	GOL	enzyme
Gene Ontology	Chain Function Process Component E, B cellular response to iron io...
Primary reference	Unraveling a Hotspot for TCR Recognition on HLA-A2: Evidence Against the Existence of Peptide-independent TCR Binding Determinants., Gagnon SJ, Borbulevych OY, Davis-Harrison RL, Baxter TK, Clemens JR, Armstrong KM, Turner RV, Damirjian M, Biddison WE, Baker BM, J Mol Biol 2005 Oct 28;353(3):556-73. Epub 2005 Sep 2. PMID:16197958

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (148 Kb) [Save to disk] Biological Unit Coordinates (2av7.pdb1.gz) 72 Kb Biological Unit Coordinates (2av7.pdb2.gz) 72 Kb LPC: Ligand-Protein Contacts for 2AV7 CSU: Contacts of Structural Units for 2AV7 Likely Quarternary Molecular Structure file(s) for 2AV7 Structure Factors (690 Kb) Retrieve 2AV7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2AV7 from S2C, [Save to disk] Re-refined 2av7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2AV7 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 2AV7

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 2AV7, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2av7] [2av7_F] [2av7_C] [2av7_A] [2av7_B] [2av7_E] [2av7_D] SWISS-PROT database: [P01892] [P61769] [P14079] Domain organization of [1A02_HUMAN] [B2MG_HUMAN] [TAX_HTL1C] by SWISSPFAM Domain found in 2AV7: [IGc1 ] by SMART

Other resources with information on 2AV7

Community annotation for 2AV7 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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