Article
Invariant chains with the class II binding site replaced by a sequence from influenza virus matrix protein constrain low-affinity sequences to MHC II presentation.
International immunology - 1 Nov 2000
Carstens C, Newman D K, Bohlen H, König A, Koch N
Abstract excerpt
Presentation of antigenic peptides by MHC II molecules is required to initiate CD4 T(h) cell responses. Some peptides, however, because of low affinity for MHC II, are not efficiently presented. A segment of the MHC II chaperon molecule, invariant chain (Ii), is known to bind early in biosynthesis with low affinity to the peptide binding groove. Here we have exploited the properties of Ii to manipulate the MHC...
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