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Literature summary for 4.4.1.13 extracted from

  • Nomura, J.; Nishizuta, Y.; Hayaishi, O.
    S-Alkylcysteinease: Enzymatic cleavage of S-methyl-L-cysteine and its sulfoxide (1963), J. Biol. Chem., 238, 1441-1446.
No PubMed abstract available
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KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.3
-
 S-methyl-L-cysteine
-
 Pseudomonas cruciviae
2.3
-
 S-methyl-L-cysteine sulfoxide
-
 Pseudomonas cruciviae

Organism

Organism UniProt Comment Textmining
Pseudomonas cruciviae
-
 S-methyl-L-cysteine-adapted
-

Purification (Commentary)

Purification (Comment) Organism
-
 Pseudomonas cruciviae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-methyl-L-cysteine
-
 Pseudomonas cruciviae methyl mercaptane + pyruvate + NH3
-
 ir
S-methyl-L-cysteine sulfoxide
-
 Pseudomonas cruciviae methyl methanethiolsulfinate + pyruvate + NH3
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
23
-
-
 Pseudomonas cruciviae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.8
-
-
 Pseudomonas cruciviae

pH Range

pH Minimum pH Maximum Comment Organism
7 9.5
-
 Pseudomonas cruciviae

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate
-
 Pseudomonas cruciviae