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Literature summary for 2.6.1.7 extracted from

  • Asada, Y.; Tanizawa, K.; Yonaha, K.; Soda, K.
    Deamination and gamma-addition reactions of vinylglycine catalyzed by yeast kynurenine aminotransferase, and suicidal inactivation of the enzyme during its processing (1988), Agric. Biol. Chem., 52, 2873-2878.
No PubMed abstract available

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7
-
L-Vinylglycine pH 8.0. 25°C Hansenula schneggii

Organism

Organism UniProt Comment Textmining
Hansenula schneggii
-
yeast
-

Reaction

Reaction Comment Organism Reaction ID
L-kynurenine + 2-oxoglutarate = 4-(2-aminophenyl)-2,4-dioxobutanoate + L-glutamate mechanism Hansenula schneggii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.17
-
-
Hansenula schneggii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-kynurenine + 2-oxoglutarate
-
Hansenula schneggii kynurenic acid + L-glutamate + H2O
-
?
L-vinylglycine deamination at 1% the rate of kynurenine, suicide substrate Hansenula schneggii 2-oxobutyrate + NH3
-
?
L-vinylglycine + 1-propanethiol gamma-addition reaction in the presence of alkanethiols Hansenula schneggii S-n-propylhomocysteine
-
?
L-vinylglycine + 2-oxobutyrate
-
Hansenula schneggii 2-aminobutyrate + 2-oxo-3-butenoate
-
?
L-vinylglycine + ethanethiol gamma-addition reaction in the presence of alkanethiols Hansenula schneggii ethionine i.e. S-ethylhomocysteine ?
L-vinylglycine + methanethiol gamma-addition reaction in the presence of alkanethiols Hansenula schneggii methionine
-
?