Catalyzes the transfer of a methyl group onto N-acetylserotonin, producing melatonin (N-acetyl-5-methoxytryptamine).
Does not show Acetylserotonin O-methyltransferase activity.
Does not show Acetylserotonin O-methyltransferase activity.
Expressed in the pineal gland (at protein level). In the retina, very low expression is found at the mRNA level , and not at the protein level .