| acetylserotonin | <hormone> An acetylated form of the hormone serotonin. Along with serotonin and the hormone melatonin, it is produced in the pineal gland in the brain. (13 Nov 1997) |
|---|---|
| acetylserotonin n-methyltransferase | <enzyme> An enzyme that catalyses the transfer of a methyl group from s-adenosylmethionine to n-acetylserotonin to form n-acetyl-5-methoxytryptamine (melatonin). Chemical name: S-Adenosyl-L-methionine:N-acetylserotonin O-methyltransferase Registry number: EC 2.1.1.4 (12 Dec 1998) |