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Literature summary for 2.6.1.15 extracted from

  • Cooper, A.J.L.; Meister, A.
    Activity of liver glutamine transaminase toward L-gamma-glutamyl hydrazones of alpha-keto acids (1973), J. Biol. Chem., 248, 8489-8498.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
2-oxoisopentanoate transamination between glutamine and glyoxylate Rattus norvegicus
glyoxylate at high concentration, transamination between albizziin and glyoxylate Rattus norvegicus
L-gamma-glutamylhydrazide with gamma-glutamylhydrazone of glyoxylate as substrate, weak Rattus norvegicus
L-glutamine with gamma-glutamylhydrazone of glyoxylate as substrate Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
6
-
L-glutamine pH 8.4, 37ºC Rattus norvegicus
23
-
gamma-glutamylhydrazone of glyoxylate pH 8.4, 37ºC Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
gamma-glutamylhydrazone of glyoxylate + glyoxylate
-
Rattus norvegicus glycine + ?
-
?
gamma-glutamylhydrazones of 2-oxo acid gamma-glutamylhydrazones of 4-ethylsulfanyl-2-oxobutanoate, glyoxylate, 2-oxoisovalerate, transfers the 2-amino group of the glutamyl moiety to the oxo acid moiety, the reaction rates are higher than those of the corresponding glutamine alpha-keto acid transaminations Rattus norvegicus L-amino acid + 2-hydroxy-tetrahydro-6-pyridazinone-3-carboxylic acid
-
?
glyoxylate + L-glutamine
-
Rattus norvegicus glycine + 2-oxoglutaramate
-
?
L-albizziin + glyoxylate
-
Rattus norvegicus glycine + 2-imidazolidone-5-hydroxy-5-carboxylic acid undergoes non-enzymatic dehydration to 2-imidazolinone-5-carboxylate ?
pyruvate + L-glutamine pyruvate cannot be replaced by its hydrazone, oxime or semicarbazone derivatives Rattus norvegicus L-alanine + 2-oxoglutaramate
-
?
pyruvate + L-phenylalanine
-
Rattus norvegicus L-alanine + phenylpyruvate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Rattus norvegicus