Length of peptide and Immunological Resistance

[Jeffrey L Nauss]

In article <genecutl-010394202653 at kos2mac16.berkeley.edu> genecutl at mendel.berkeley.edu (gc) writes:
>I think MHC receptors present peptides of around ten to twelve
>amino acids to T cells.  A peptide smaller than this can't be
>presented and won't be very immunogenic.

Class I MHC's present peptides of 8-9 amino acids in length.  Class II
are variable with lengths in the neighborhood of 12-16 residues.

-- 
Jeff Nauss				Texas A&M Class of '77
Department of Chemistry			Gig 'em, Aggies!
University of Cincinnati