EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.23.5.1 | 0.0016 | - |
antheraxanthin | pH 5.2, 29°C | Spinacia oleracea | |
1.23.5.1 | 0.0033 | - |
violaxanthin | pH 5.2, 29°C | Spinacia oleracea | |
1.23.5.1 | 0.0033 | - |
violaxanthin | pH 5.2, 29°C | Mantoniella squamata | |
1.23.5.1 | 0.006 | - |
antheraxanthin | pH 5.2, 29°C | Mantoniella squamata |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.14.15.21 | antheraxanthin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H+ + O2 | Mantoniella squamata | the violaxanthin/antheraxanthin cycle in Mantionella is caused by the interaction of the slow second de-epoxidation step and the relatively fast epoxidation of antheraxanthin to violaxanthin | violaxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O | - |
? | |
1.14.15.21 | zeaxanthin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H+ + O2 | Mantoniella squamata | - |
antheraxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O | - |
? | |
1.23.5.1 | antheraxanthin + ascorbate | Spinacia oleracea | - |
zeaxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | antheraxanthin + ascorbate | Mantoniella squamata | the violaxanthin/antheraxanthin cycle in Mantionella is caused by the interaction of the slow second de-epoxidation step and the relatively fast epoxidation of antheraxanthin to violaxanthin | zeaxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | violaxanthin + ascorbate | Spinacia oleracea | - |
antheraxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | violaxanthin + ascorbate | Mantoniella squamata | - |
antheraxanthin + dehydroascorbate + H2O | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.14.15.21 | Mantoniella squamata | - |
- |
- |
1.23.5.1 | Mantoniella squamata | - |
- |
- |
1.23.5.1 | Spinacia oleracea | - |
- |
- |
EC Number | Reaction | Comment | Organism | Reaction ID |
---|---|---|---|---|
1.23.5.1 | antheraxanthin + L-ascorbate = zeaxanthin + L-dehydroascorbate + H2O | - |
Mantoniella squamata | |
1.23.5.1 | violaxanthin + L-ascorbate = antheraxanthin + L-dehydroascorbate + H2O | (1a) | Mantoniella squamata |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
1.23.5.1 | leaf | - |
Spinacia oleracea | - |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.14.15.21 | antheraxanthin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H+ + O2 | the violaxanthin/antheraxanthin cycle in Mantionella is caused by the interaction of the slow second de-epoxidation step and the relatively fast epoxidation of antheraxanthin to violaxanthin | Mantoniella squamata | violaxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O | - |
? | |
1.14.15.21 | zeaxanthin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H+ + O2 | - |
Mantoniella squamata | antheraxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O | - |
? | |
1.23.5.1 | antheraxanthin + ascorbate | - |
Spinacia oleracea | zeaxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | antheraxanthin + ascorbate | the violaxanthin/antheraxanthin cycle in Mantionella is caused by the interaction of the slow second de-epoxidation step and the relatively fast epoxidation of antheraxanthin to violaxanthin | Mantoniella squamata | zeaxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | violaxanthin + ascorbate | - |
Spinacia oleracea | antheraxanthin + dehydroascorbate + H2O | - |
? | |
1.23.5.1 | violaxanthin + ascorbate | - |
Mantoniella squamata | antheraxanthin + dehydroascorbate + H2O | - |
? |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
1.23.5.1 | VDE | - |
Mantoniella squamata |