Activating Compound | Comment | Organism | Structure |
---|---|---|---|
ascorbate | required | Cucurbita maxima | |
ascorbate | optimal at 5-10 mM | Cucurbita maxima | |
CO2 | activates | Cucurbita maxima | |
ethylene | induction is inhibited by 2,5-norbornadiene | Cucurbita maxima | |
ethylene | stimulates, induction, regulation scheme | Cucurbita maxima | |
additional information | no activation by 2-oxoglutarate | Cucurbita maxima | |
O2 | required | Cucurbita maxima |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
1,10-phenanthroline | strong inhibition | Cucurbita maxima | |
8-hydroxyquinoline | - |
Cucurbita maxima | |
Co2+ | - |
Cucurbita maxima | |
Cu2+ | - |
Cucurbita maxima | |
EDTA | - |
Cucurbita maxima | |
N2 | complete inhibition of enzyme in anaerobic N2-atmosphere, reversible | Cucurbita maxima | |
p-chloromercuribenzoate | - |
Cucurbita maxima | |
p-chloromercuriphenylsulfonate | - |
Cucurbita maxima | |
Zn2+ | - |
Cucurbita maxima |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.175 | - |
1-aminocyclopropane-1-carboxylate | under atmospheric conditions, pH 7.2, 30°C | Cucurbita maxima |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Fe2+ | required | Cucurbita maxima | |
Fe2+ | optimal at 0.025 mM | Cucurbita maxima |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
1-aminocyclopropane-1-carboxylate + ascorbate + O2 | Cucurbita maxima | - |
ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Cucurbita maxima | - |
cvs. Ebisu and Miyako | - |
Cucurbita maxima | - |
inducible by wounding and ethylene | - |
Purification (Comment) | Organism |
---|---|
partial | Cucurbita maxima |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
mesocarp | wounded and incubated before enzyme extraction | Cucurbita maxima | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
1-aminocyclopropane-1-carboxylate + ascorbate + O2 | - |
Cucurbita maxima | ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? | |
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 | specific for the substrates | Cucurbita maxima | ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? | |
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 | i.e. ACC | Cucurbita maxima | ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
assay at | Cucurbita maxima |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.2 | - |
assay at | Cucurbita maxima |