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Literature summary for 2.6.1.19 extracted from

  • Van Cauwenberghe, O.R.; Shelp, B.J.
    Biochemical characterization of partially purified gaba:pyruvate transaminase from Nicotiana tabacum (1999), Phytochemistry, 52, 575-581.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Aminooxyacetate 80% inhibition at 2 mM Nicotiana tabacum
gabaculine 80% inhibition at 2 mM Nicotiana tabacum
Succinic semialdehyde
-
Nicotiana tabacum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.24
-
pyruvate pH 8.2 Nicotiana tabacum
1.2
-
4-aminobutanoate pH 8.2 Nicotiana tabacum

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
-
Nicotiana tabacum 5739
-

Organism

Organism UniProt Comment Textmining
Nicotiana tabacum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Nicotiana tabacum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-aminobutanoate + 2-oxoglutarate no substrate: 2-oxoglutarate Nicotiana tabacum 4-oxobutanoate + L-glutamate
-
?
4-aminobutanoate + 2-oxoglutarate no substrate: 2-oxoglutarate Nicotiana tabacum Samsun N.N. 4-oxobutanoate + L-glutamate
-
?
4-aminobutanoate + pyruvate not using 2-oxoglutarate Nicotiana tabacum 4-oxobutanoate + alanine
-
?
4-aminobutanoate + pyruvate not using 2-oxoglutarate Nicotiana tabacum Samsun N.N. 4-oxobutanoate + alanine
-
?