title: Solid-phase synthesis of L-threonyl-L-glutamyl-L-prolyl-L-arginine, as the mutant analog of tuftsin.
mesh_terms: D000595:Amino Acid Sequence; D007128:Immunoglobulin Fragments / Q000138:chemical synthesis*; D009154:Mutation; D009842:Oligopeptides / Q000138:chemical synthesis; D013329:Structure-Activity Relationship; D014405:Tuftsin / Q000138:chemical synthesis*
chemical_list: D007128:Immunoglobulin Fragments; D009842:Oligopeptides; D014405:Tuftsin