title: Peptide partners call the tune.
authors.forename: A
authors.initials: A
authors.lastname: Lanzavecchia
authors.forename: C
authors.initials: C
authors.lastname: Watts
mesh_terms: D000818:Animals; D006207:Half-Life; D000949:Histocompatibility Antigens Class II / Q000276:immunology*; D006801:Humans; D009113:Muramidase / Q000276:immunology; D010455:Peptides / Q000276:immunology*; D011485:Protein Binding; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D000949:Histocompatibility Antigens Class II; D010455:Peptides; D009113:Muramidase