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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
1998-10-16
pubmed:abstractText
The major site of interaction between MHC class II molecules and invariant chain has been mapped to occupancy of the class II peptide-binding site by the CLIP region of invariant chain. CLIP is also seen as a degradation product of invariant chain and can be found in association with class II as a processing intermediate. Here we analyzed the relative contribution of single amino acids in the murine CLIP (86-102) peptide for binding to I-Ab and I-Ad and for recognition by a CLIP-specific T cell hybridoma. Interestingly, the I-Ab-restricted murine T cell hybridoma that recognizes murine CLIP peptide (86-102) is dependent on Met 102 for activation. This amino acid is outside of the core binding region and in the CLIP/DR3 crystal structure extends outside of the class II peptide-binding site. These data suggest that a T cell epitope presented on CLIP/class II complexes can be located predominantly in flanking residues that extend out of the peptide binding groove of class II.
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0008-8749
pubmed:author
pubmed:copyrightInfo
Copyright 1998 Academic Press.
pubmed:issnType
Print
pubmed:day
25
pubmed:volume
188
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
49-54
pubmed:dateRevised
2007-11-14
pubmed:meshHeading
pubmed:year
1998
pubmed:articleTitle
T cell recognition of flanking residues of murine invariant chain-derived CLIP peptide bound to MHC class II.
pubmed:affiliation
Department of Molecular Genetics and Cell Biology, University of Chicago, Chicago, Illinois 60637, USA.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S., Research Support, Non-U.S. Gov't