MeSH Browser

MeSH Heading: Acetylserotonin O-Methyltransferase
Tree Number(s): D08.811.913.555.500.100
Unique ID: D000121
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D000121
Scope Note: An enzyme that catalyzes the transfer of a methyl group from S-adenosylmethionine to N-acetylserotonin to form N-acetyl-5-methoxytryptamine (MELATONIN).
Entry Term(s): Acetylserotonin Methyltransferase; HIOMT; Hydroxyindole O-Methyltransferase; Oxyindol-O-Methyltransferase
Registry Numbers: EC 2.1.1.4
Related Numbers: 9029-77-0
CAS Type 1 Name: S-Adenosyl-L-methionine:N-acetylserotonin O-methyltransferase
Previous Indexing: Methyltransferases (1974); Serotonin (1974)
Public MeSH Note: 2008; see ACETYLSEROTONIN N-METHYLTRANSFERASE 1998-2007, see ACETYLSEROTONIN METHYLTRANSFERASE 1991-1997, see METHYLTRANSFERASES 1975-1990
History Note: 2008(1975)
Date Established: 1991/01/01
Date of Entry: 1974/11/11
Revision Date: 2007/07/09

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

analysis (AN)

antagonists & inhibitors (AI)

biosynthesis (BI)

blood (BL)

cerebrospinal fluid (CF)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

deficiency (DF)

drug effects (DE)

economics (EC)

genetics (GE)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

physiology (PH)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

ultrastructure (UL)

urine (UR)

Concept UI: M0000195
Registry Numbers: EC 2.1.1.4
Related Numbers: 9029-77-0
Scope Note: An enzyme that catalyzes the transfer of a methyl group from S-adenosylmethionine to N-acetylserotonin to form N-acetyl-5-methoxytryptamine (MELATONIN).
Terms: Acetylserotonin O-Methyltransferase Preferred Term
Term UI T694422
Date03/27/2007
LexicalTag NON
ThesaurusID NLM (2008); Acetylserotonin Methyltransferase
Term UI T000371
Date04/25/1997
LexicalTag NON
ThesaurusID NLM (1998); Hydroxyindole O-Methyltransferase
Term UI T000372
Date11/11/1974
LexicalTag NON
ThesaurusID UNK (19XX); Oxyindol-O-Methyltransferase
Term UI T000373
Date01/20/1982
LexicalTag NON
ThesaurusID UNK (19XX); HIOMT
Term UI T694423
Date03/27/2007
LexicalTag ABB
ThesaurusID NLM (2008)

Acetylserotonin O-Methyltransferase MeSH Descriptor Data 2025