1ao7

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1ao7, resolution 2.6Å

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COMPLEX BETWEEN HUMAN T-CELL RECEPTOR, VIRAL PEPTIDE (TAX), AND HLA-A 0201

Contents

Overview

Recognition by a T-cell antigen receptor (TCR) of peptide complexed with a major histocompatibility complex (MHC) molecule occurs through variable loops in the TCR structure which bury almost all the available peptide and a much larger area of the MHC molecule. The TCR fits diagonally across the MHC peptide-binding site in a surface feature common to all class I and class II MHC molecules, providing evidence that the nature of binding is general. A broadly applicable binding mode has implications for the mechanism of repertoire selection and the magnitude of alloreactions.

Disease

Known diseases associated with this structure: Abacavir hypersensitivity, susceptibility to OMIM:[142800], Ankylosing spondylitis, susceptibility to, 1 OMIM:[142800], Hypoproteinemia, hypercatabolic OMIM:[109700], Stevens-Johnson syndrome, susceptibility to OMIM:[142800]

About this Structure

1AO7 is a Protein complex structure of sequences from Homo sapiens and Human t-lymphotropic virus 1 with as ligand. Full crystallographic information is available from OCA.

Reference

Structure of the complex between human T-cell receptor, viral peptide and HLA-A2., Garboczi DN, Ghosh P, Utz U, Fan QR, Biddison WE, Wiley DC, Nature. 1996 Nov 14;384(6605):134-41. PMID:8906788

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