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Literature summary for 4.4.1.11 extracted from

  • Takakura, T.; Mitsushima, K.; Yagi, S.; Inagaki, K.; Tanaka, H.; Esaki, N.; Soda, K.; Takimoto, A.
    Assay method for antitumor L-methionine gamma-lyase: comprehensive kinetic analysis of the complex reaction with L-methionine (2004), Anal. Biochem., 327, 233-240.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Pseudomonas putida

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.2
-
L-ethionine 37°C, pH 8.0 Pseudomonas putida
1.7
-
L-methionine 37°C, pH 8.0 Pseudomonas putida
30
-
L-homoserine 37°C, pH 8.0 Pseudomonas putida

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-methionine + H2O Pseudomonas putida
-
methanethiol + NH3 + 2-oxobutanoate
-
?

Organism

Organism UniProt Comment Textmining
Pseudomonas putida
-
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant METase Pseudomonas putida

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
57
-
-
Pseudomonas putida

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-ethionine + H2O 60% of activity with L-methinine Pseudomonas putida ethanethiol + NH3 + 2-oxobutanoate
-
?
L-homoserine
-
Pseudomonas putida NH3 + 2-oxobutanoate
-
?
L-methionine + H2O
-
Pseudomonas putida methanethiol + NH3 + 2-oxobutanoate
-
?

Synonyms

Synonyms Comment Organism
METase
-
Pseudomonas putida

Cofactor

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