The Enzyme Database

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Accepted name: 1-aminocyclopropane-1-carboxylate synthase
Reaction: S-adenosyl-L-methionine = 1-aminocyclopropane-1-carboxylate + S-methyl-5′-thioadenosine
For diagram of ethylene biosynthesis, click here
Glossary: S-methyl-5′-thioadenosine = 5′-deoxy-5′-(methylsulfanyl)adenosine
Other name(s): 1-aminocyclopropanecarboxylate synthase; 1-aminocyclopropane-1-carboxylic acid synthase; 1-aminocyclopropane-1-carboxylate synthetase; aminocyclopropanecarboxylic acid synthase; aminocyclopropanecarboxylate synthase; ACC synthase; S-adenosyl-L-methionine methylthioadenosine-lyase; S-adenosyl-L-methionine methylthioadenosine-lyase (1-aminocyclopropane-1-carboxylate-forming)
Systematic name: S-adenosyl-L-methionine S-methyl-5′-thioadenosine-lyase (1-aminocyclopropane-1-carboxylate-forming)
Comments: A pyridoxal 5′-phosphate protein. The enzyme catalyses an α,γ-elimination.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, PDB, CAS registry number: 72506-68-4
1.  Boller, T., Herner, R.C. and Kende, H. Assay for and enzymatic formation of an ethylene precursor, 1-aminocyclopropane-1-carboxylic acid. Planta 145 (1979) 293–303. [DOI] [PMID: 24317737]
2.  Yu, Y.-B., Adams, D.O. and Yang, S.F. 1-Aminocyclopropanecarboxylate synthase, a key enzyme in ethylene biosynthesis. Arch. Biochem. Biophys. 198 (1979) 280–296. [DOI] [PMID: 507845]
[EC created 1984, modified 2021]

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