Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary extracted from

  • Staub, M.; Denes, G.
    Mechanism of arginine biosynthesis in Chlamydomonas reinhardti. I. Purification and properties of ornithine acetyltransferase (1966), Biochim. Biophys. Acta, 128, 82-91.
    View publication on PubMed

General Stability

EC Number General Stability Organism
2.3.1.35 complete inactivation after dialysis against distilled water or 10 mM phosphate buffer, pH 7.5, for 16 h at 0°C Chlamydomonas reinhardtii
2.3.1.35 glutamate decreases stability Chlamydomonas reinhardtii
2.3.1.35 N-acetylglutamate stabilizes and protects against inactivating effect of heat and 4 M urea Chlamydomonas reinhardtii
2.3.1.35 N2-acetylornithine stabilizes Chlamydomonas reinhardtii

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.3.1.35 additional information not: iodoacetate Chlamydomonas reinhardtii
2.3.1.35 p-chloromercuribenzoate
-
Chlamydomonas reinhardtii

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.3.1.35 0.13
-
L-glutamate
-
Chlamydomonas reinhardtii
2.3.1.35 5.5
-
alpha-N-acetyl-L-ornithine
-
Chlamydomonas reinhardtii

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.3.1.35 N2-acetyl-L-ornithine + L-glutamate Chlamydomonas reinhardtii first step in arginine biosynthesis L-ornithine + N-acetyl-L-glutamate
-
r

Organism

EC Number Organism UniProt Comment Textmining
2.3.1.35 Chlamydomonas reinhardtii
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.3.1.35
-
Chlamydomonas reinhardtii

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.3.1.35 17.7
-
-
Chlamydomonas reinhardtii

Storage Stability

EC Number Storage Stability Organism
2.3.1.35 0°C, 30% loss of activity after storage overnight Chlamydomonas reinhardtii

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.3.1.35 N2-acetyl-L-ornithine + H2O hydrolytic activity is 1% of the transferase activity Chlamydomonas reinhardtii L-ornithine + acetate
-
?
2.3.1.35 N2-acetyl-L-ornithine + L-glutamate specific for L-glutamate and L-ornithine Chlamydomonas reinhardtii L-ornithine + N-acetyl-L-glutamate
-
r
2.3.1.35 N2-acetyl-L-ornithine + L-glutamate first step in arginine biosynthesis Chlamydomonas reinhardtii L-ornithine + N-acetyl-L-glutamate
-
r
2.3.1.35 N2-butyryl-L-ornithine + H2O
-
Chlamydomonas reinhardtii L-ornithine + butyric acid
-
?
2.3.1.35 N2-propionyl-L-ornithine + glutamate
-
Chlamydomonas reinhardtii L-ornithine + N-propionylglutamate
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.3.1.35 37
-
assay at Chlamydomonas reinhardtii

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.3.1.35 7.5 9
-
Chlamydomonas reinhardtii

Cofactor

EC Number Cofactor Comment Organism Structure
2.3.1.35 additional information no specific cofactor Chlamydomonas reinhardtii