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Literature summary extracted from

  • Scott, E.M.; Jacoby, W.B.
    Soluble gamma-aminobutyric-glutamic transaminase from Pseudomonas fluorescens (1959), J. Biol. Chem., 234, 932-936.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.6.1.19 hydroxylamine
-
Pseudomonas fluorescens
2.6.1.19 KCN
-
Pseudomonas fluorescens

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.6.1.19 soluble
-
Pseudomonas fluorescens
-
-

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.6.1.19 4-aminobutanoate + 2-oxoglutarate Pseudomonas fluorescens inducible enzyme 4-oxobutanoate + L-glutamate
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.6.1.19 Pseudomonas fluorescens
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.6.1.19 partial Pseudomonas fluorescens

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.6.1.19 3.4
-
-
Pseudomonas fluorescens

Storage Stability

EC Number Storage Stability Organism
2.6.1.19 -20°C, several months Pseudomonas fluorescens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.6.1.19 4-aminobutanoate + 2-oxoglutarate
-
Pseudomonas fluorescens 4-oxobutanoate + L-glutamate
-
r
2.6.1.19 4-aminobutanoate + 2-oxoglutarate inducible enzyme Pseudomonas fluorescens 4-oxobutanoate + L-glutamate
-
?
2.6.1.19 additional information overview Pseudomonas fluorescens ?
-
?
2.6.1.19 additional information no amino acceptors are oxaloacetate, pyruvate Pseudomonas fluorescens ?
-
?
2.6.1.19 additional information no substrate: lysine Pseudomonas fluorescens ?
-
?
2.6.1.19 additional information no amino acceptors are ketomalonic acid, alpha-ketoisovaleric acid Pseudomonas fluorescens ?
-
?
2.6.1.19 additional information aspartate, L-2,4-diaminoglutarate, alanine, D-glutamate or malonic semialdehyde cannot replace L-glutamate or succinic semialdehyde in the reverse reaction Pseudomonas fluorescens ?
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.6.1.19 additional information
-
-
Pseudomonas fluorescens
2.6.1.19 8.6 9 at 25°C Pseudomonas fluorescens

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.6.1.19 8 9.2 about half-maximal activity at pH 8 Pseudomonas fluorescens
2.6.1.19 8 9.2 about 60% of maximal activity at pH 9.2 Pseudomonas fluorescens

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
2.6.1.19 6.5 7.5 below and above, rapid inactivation Pseudomonas fluorescens

Cofactor

EC Number Cofactor Comment Organism Structure
2.6.1.19 pyridoxal 5'-phosphate no activation by addition of pyridoxal phosphate, but sensitive to carbonyl reagents Pseudomonas fluorescens