IUBMB Enzyme Nomenclature

EC 2.5.1.4

Accepted name: adenosylmethionine cyclotransferase

Reaction: S-adenosyl-L-methionine = S-methyl-5'-thioadenosine + 2-aminobutan-4-olide

Other name(s): adenosylmethioninase

Systematic name: S-adenosyl-L-methionine alkyltransferase (cyclizing)

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 9030-34-6

References:

1. Mudd, S.H. Enzymatic cleavage of S-adenosylmethionine. J. Biol. Chem. 234 (1959) 87-92. [PMID: 13610898]

2. Mudd, S.H. The mechanism of the enzymatic cleavage of S-adenosylmethionine to α-amino-γ-butyrolactone. J. Biol. Chem. 234 (1959) 1784-1786. [PMID: 13672964]

[EC 2.5.1.4 created 1965]


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