Acetylserotonin N-Methyltransferase

Acetylserotonin Methyltransferase; Oxyindol-O-Methyltransferase; Acetylserotonin N Methyltransferase; Hydroxyindole O Methyltransferase; Methyltransferase, Acetylserotonin; N-Methyltransferase, Acetylserotonin; O-Methyltransferase, Hydroxyindole
An enzyme that catalyzes the transfer of a methyl group from S-adenosylmethionine to N-acetylserotonin to form N-acetyl-5-methoxytryptamine (MELATONIN). EC 2.1.1.4.