IUBMB Enzyme Nomenclature


Accepted name: alliin lyase

Reaction: an S-alkyl-L-cysteine S-oxide = an alkyl sulfenate + 2-aminoacrylate

Other name(s): alliinase; cysteine sulfoxide lyase; alkylcysteine sulfoxide lyase; S-alkylcysteine sulfoxide lyase; L-cysteine sulfoxide lyase; S-alkyl-L-cysteine sulfoxide lyase; alliin alkyl-sulfenate-lyase

Systematic name: S-alkyl-L-cysteine S-oxide alkyl-sulfenate-lyase (2-aminoacrylate-forming)

Comments: A pyridoxal-phosphate protein.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9031-77-0


1. Durbin, R.D. and Uchytil, T.F. Purification and properties of alliin lyase from the fungus Penicillium corymbiferum. Biochim. Biophys. Acta 235 (1971) 518-520.

2. Goryachenkova, E.V. [Enzyme in garlic which forms allycine (allyinase), a protein with phosphopyridoxal.] Dokl. Akad. Nauk. S.S.S.R. 87 (1952) 457-460. (in Russian)

3. Jacobsen, J.V., Yamaguchi, M., Howard, F.D. and Bernhard, R.A. Product inhibition of the cysteine sulfoxide lyase of Tulbaghia violacea. Arch. Biochem. Biophys. 127 (1968) 252-258.

[EC created 1961]

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