Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary extracted from

  • Schwimmer, S.
    S-Alkyl-L-cysteine sulfoxide lyase [Allium cepa (onion)] (1971), Methods Enzymol., 17B, 475-478.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.4.1.4 hydrazine
-
 Allium cepa
4.4.1.4 hydroxylamine
-
 Allium cepa
4.4.1.4 S-alkyl derivatives of L-Cys competitive Allium cepa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
4.4.1.4 trans-(+)-S-propenyl-L-Cys sulfoxide Allium cepa
-
 ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
4.4.1.4 Allium cepa
-
-
-

Storage Stability

EC Number Storage Stability Organism
4.4.1.4 13°C, lyophilized preparations retains activity for more than 2 years Allium cepa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.4.1.4 S-allyl-L-cysteine sulfoxide + H2O
-
 Allium cepa 2-propene-thioic acid + pyruvate + NH4+ + H+
-
 ?
4.4.1.4 S-propyl-L-Cys
-
 Allium cepa ?
-
 ?
4.4.1.4 trans-(+)-S-propenyl-L-Cys sulfoxide
-
 Allium cepa ?
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.4.1.4 7.4
-
 potassium phosphate buffer Allium cepa
4.4.1.4 8.1
-
 Tris-HCl buffer Allium cepa
4.4.1.4 8.6
-
 sodium diphosphate buffer Allium cepa

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
4.4.1.4 4.5
-
 very unstable below pH 4.5 Allium cepa

Cofactor

EC Number Cofactor Comment Organism Structure
4.4.1.4 pyridoxal 5'-phosphate stimulates Allium cepa