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Literature summary for 1.1.1.42 extracted from

  • Kleber, H.P.
    Egenschaften der NADP+-abhängigen Isocitratdehydrogenasen aus Acinetobacter calcoaceticus (1975), Z. Allg. Mikrobiol., 15, 431-435.
    View publication on PubMed

General Stability

General Stability Organism
low molecular weight form of Acinetobacter calcoaceticus enzyme more heat stable than high molecular weight form Acinetobacter calcoaceticus

Inhibitors

Inhibitors Comment Organism Structure
2-oxoglutarate substrate inhibition Acinetobacter calcoaceticus
ATP
-
Acinetobacter calcoaceticus
glyoxylate plus oxaloacetate Acinetobacter calcoaceticus
oxaloacetate
-
Acinetobacter calcoaceticus
Urea low molecular weight form Acinetobacter calcoaceticus

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ absolute requirement for divalent cations Acinetobacter calcoaceticus
Mn2+ absolute requirement for divalent cations Acinetobacter calcoaceticus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
90000
-
gel filtration, low molecular weight form Acinetobacter calcoaceticus
360000
-
gel filtration, high molecular weight form Acinetobacter calcoaceticus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
isocitrate + NADP+ Acinetobacter calcoaceticus
-
2-oxoglutarate + NADPH + H+ + CO2
-
?

Organism

Organism UniProt Comment Textmining
Acinetobacter calcoaceticus
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
isocitrate + NADP+
-
Acinetobacter calcoaceticus 2-oxoglutarate + NADPH + H+ + CO2
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
high molecular weight form Acinetobacter calcoaceticus
8
-
low molecular weight form Acinetobacter calcoaceticus

Cofactor

Cofactor Comment Organism Structure
NADP+
-
Acinetobacter calcoaceticus