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Literature summary for 2.6.1.19 extracted from

  • Cash, C.; Maître, M.; Ciesielski, L.; Mandel, P.
    Purification and partial characterisation of 4-aminobutyrate 2-ketoglutarate transaminase from human brain (1974), FEBS Lett., 47, 199-203.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.4
-
4-aminobutanoate
-
Homo sapiens
1
-
2-oxoglutarate
-
Homo sapiens

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
-
Homo sapiens 5739
-

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
brain
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4
-
-
Homo sapiens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-aminobutanoate + 2-oxoglutarate
-
Homo sapiens 4-oxobutanoate + L-glutamate
-
r
beta-alanine + 2-oxoglutarate
-
Homo sapiens malonic semialdehyde + L-glutamate
-
r

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Homo sapiens

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
35 70 about half-maximal activity at 35°C and 70°C Homo sapiens

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50 60 slow decrease of activity, rapid inactivation above 60°C Homo sapiens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.6
-
-
Homo sapiens