title: A new family of endogenous "big" Met-enkephalins from bovine adrenal medulla: purification and structure of docosa- (BAM-22P) and eicosapeptide (BAM-20P) with very potent opiate activity.
mesh_terms: D000313:Adrenal Medulla / Q000032:analysis*; D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D001681:Biological Assay; D002417:Cattle; D004723:Endorphins / Q000302:isolation & purification* / Q000494:pharmacology; D004744:Enkephalin, Methionine / Q000031:analogs & derivatives; D004745:Enkephalins / Q000302:isolation & purification* / Q000494:pharmacology; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects; D011498:Protein Precursors / Q000302:isolation & purification*
chemical_list: D000596:Amino Acids; C028838:BAM-20P; D004723:Endorphins; D004745:Enkephalins; D011498:Protein Precursors; D004744:Enkephalin, Methionine; C028837:BAM 22P