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Literature summary for 1.14.17.4 extracted from

  • Fernandez-Maculet, J.C.; Dong, J.G.; Yang, S.F.
    Activation of 1-aminocyclopropane-1-carboxylate oxidase by carbon dioxide (1993), Biochem. Biophys. Res. Commun., 193, 1168-1173.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
CO2 absolutely dependent on Malus domestica
CO2 HCO3- is not involved in activation Malus domestica
CO2 pH-dependence Malus domestica
CO2 highest activity at pH 7.0 Malus domestica

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information Km for O2 and 1-aminocyclopropane-1-carboxylate is dependent on CO2 concentration Malus domestica

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1-aminocyclopropane-1-carboxylate + ascorbate + O2 Malus domestica absolutely dependent on CO2 ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?

Organism

Organism UniProt Comment Textmining
Malus domestica
-
cv. Golden Delicious
-
Malus domestica
-
purified enzyme
-

Source Tissue

Source Tissue Comment Organism Textmining
fruit in climacteric stage Malus domestica
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.011
-
purified enzyme Malus domestica

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-aminocyclopropane-1-carboxylate + ascorbate + O2 absolutely dependent on CO2 Malus domestica ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 absolutely dependent on CO2 Malus domestica ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 i.e. ACC Malus domestica ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Malus domestica

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
additional information
-
activity at different pH values is dependent on CO2 concentration Malus domestica
7 7.5
-
Malus domestica