Cloned (Comment) | Organism |
---|---|
expression in Escherichia coli | Solanum lycopersicum |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | steady-state kinetics, solvent isotope effects, and competitive oxygen kinetic isotope effects, overview | Solanum lycopersicum |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Fe2+ | kinetic role in catalysis forming oxygen complexes, overview | Solanum lycopersicum |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
1-aminocyclopropane-1-carboxylate + ascorbate + O2 | Solanum lycopersicum | - |
ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Solanum lycopersicum | - |
- |
- |
Purification (Comment) | Organism |
---|---|
recombinant enzyme from Escherichia coli to homogeneity | Solanum lycopersicum |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
1-aminocyclopropane-1-carboxylate + ascorbate + O2 = ethene + cyanide + dehydroascorbate + CO2 + 2 H2O | reaction mechanism | Solanum lycopersicum |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Solanum lycopersicum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
1-aminocyclopropane-1-carboxylate + ascorbate + O2 | - |
Solanum lycopersicum | ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? | |
1-aminocyclopropane-1-carboxylate + ascorbate + O2 | kinetics and mechanism of O2 activation, the rate-determining step is the formation of an FeIV=O species, which acts as the reactive intermediate in substrate oxidation, the FeIV=O species is linked to a rate-limiting proton or hydrogen atom transfer step, overview | Solanum lycopersicum | ethylene + cyanide + dehydroascorbate + CO2 + H2O | - |
? |
Synonyms | Comment | Organism |
---|---|---|
1-aminocyclopropane-1-carboxylic acid oxidase | - |
Solanum lycopersicum |
ACC oxidase | - |
Solanum lycopersicum |
ACCO | - |
Solanum lycopersicum |
ethylene-forming enzyme | - |
Solanum lycopersicum |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
25 | - |
assay at | Solanum lycopersicum |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.223 | - |
1-aminocyclopropane-1-carboxylate | pH 7.2, 25°C, 2 mM ascorbate, recombinant enzyme | Solanum lycopersicum | |
0.612 | - |
1-aminocyclopropane-1-carboxylate | pH 7.2, 25°C, 20 mM ascorbate, recombinant enzyme | Solanum lycopersicum |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.2 | - |
assay at | Solanum lycopersicum |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
ascorbate | best at 20 mM, kinetics, overview | Solanum lycopersicum |