Definition: One of the endogenous pentapeptides with morphine-like activity. It differs from LEU-ENKEPHALIN by the amino acid METHIONINE in position 5. Its first four amino acid sequence is identical to the tetrapeptide sequence at the N-terminal of BETA-ENDORPHIN.
DF: ENKEPHALIN MET or MET ENKEPHALIN
Other names Methionine Enkephalin; Met Enkephalin; Enkephalin, 5-Methionine; 5 Methionine Enkephalin; Met-Enkephalin; Met(5)-Enkephalin; 5-Methionine Enkephalin