Article
Analysis of two acidic P6 pocket residues in the pH dependency of peptide binding by I-E(k).
Molecular immunology - 1 Jun 2002
Dao Chinh T, Weber Dominique A, Jensen Peter E
Abstract excerpt
Peptide binding to major histocompatibility complex (MHC) class II molecules is optimal at mildly acidic pH. X-ray crystal structures solved for the murine class II molecule I-E(k) revealed an interesting localization of negatively charged residues within the P6 pocket, which may have implications in the pH dependency of peptide binding. Protonation of these critical residues, under acidic conditions, has been...
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