phenylethanolamine N-methyltransferase


phen·yl·eth·a·no·la·mine N-meth·yl·trans·fer·ase (PNMT),

(fen'il-eth-ă-nō'lă-mēn meth'il-trans'fĕr-ās), A key enzyme in catecholamine biosynthesis that catalyzes the conversion of norepinephrine to epinephrine, using S-adenosyl-l-methionine; found in the adrenal medulla and some neurons; this enzyme's biosynthesis is induced by cortisol.