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Literature summary for 2.6.1.13 extracted from

  • Stevens, L.; Heaton, A.
    Induction, partial purification and properties of ornithine transaminase from Aspergillus nidulans (1973), Biochem. Soc. Trans., 1, 749-751.
No PubMed abstract available
Search for more literature for 2.6.1.13

Inhibitors

Inhibitors Comment Organism Structure
L-ornithine slight inhibition above 40 mM Aspergillus nidulans
ornithine concentration above 40 mM, slight inhibition Aspergillus nidulans

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
6.2
-
 2-oxoglutarate pH 7.6, 37°C Aspergillus nidulans
6.2
-
 L-ornithine pH 7.6, 37°C Aspergillus nidulans

Organism

Organism UniProt Comment Textmining
Aspergillus nidulans
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Aspergillus nidulans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-ornithine + 2-oxoglutarate
-
 Aspergillus nidulans DELTA1-pyrroline-5-carboxylate + L-glutamate
-
 ?
additional information inactive as amino group donor: L-lysine Aspergillus nidulans ?
-
 ?
additional information inactive as amino group donor: 4-aminobutanoate Aspergillus nidulans ?
-
 ?
additional information specific for ornithine Aspergillus nidulans ?
-
 ?
additional information inactive as amino group donor: L-arginine Aspergillus nidulans ?
-
 ?
additional information inactive as amino group donor: putrescine Aspergillus nidulans ?
-
 ?
additional information inactive as amino group donor: D-ornithine Aspergillus nidulans ?
-
 ?
ornithine + oxaloacetate
-
 Aspergillus nidulans DELTA1-pyrroline-5-carboxylate + L-aspartate
-
 ?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.6
-
-
 Aspergillus nidulans

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate enzyme is dependent on pyridoxal 5'-phosphate Aspergillus nidulans