EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.1.3.17 | additional information | - |
additional information | stopped-flow kinetics | Arthrobacter globiformis | |
1.1.3.17 | 0.25 | - |
choline | pH 10, 25°C | Arthrobacter globiformis | |
1.1.3.17 | 0.69 | - |
O2 | pH 10, 25°C, cosubstrate choline | Arthrobacter globiformis | |
1.1.3.17 | 2.54 | - |
O2 | pH 10, 25°C, cosubstrate betaine aldehyde | Arthrobacter globiformis |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.1.3.17 | choline + O2 | Arthrobacter globiformis | FAD-linked reaction | betaine aldehyde + H2O2 | - |
? | |
1.1.3.17 | FADH2 + O2 | Arthrobacter globiformis | - |
FAD + H2O2 | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.1.3.17 | Arthrobacter globiformis | - |
strain ATCC 8010 | - |
EC Number | Reaction | Comment | Organism | Reaction ID |
---|---|---|---|---|
1.1.3.17 | choline + O2 = betaine aldehyde + H2O2 | choline hydroxyl proton is not in flight in the transition state for CH bond cleavage, steps of flavin reduction by choline and betaine aldehyde is rate rate limiting for the overall turnover | Arthrobacter globiformis | |
1.1.3.17 | choline + O2 = betaine aldehyde + H2O2 | reaction mechanism via FAD, the enzyme catalyzes the four-electron-oxidation of choline to glycine betaine via the intermediate betaine aldehyde in two sequential FAD-dependent reaction steps, hydride transfer and oxygen radical mechanisms, overview | Arthrobacter globiformis |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.1.3.17 | betaine aldehyde + O2 + H2O | - |
Arthrobacter globiformis | betaine + H2O2 | - |
? | |
1.1.3.17 | choline + O2 | - |
Arthrobacter globiformis | betaine aldehyde + H2O2 | - |
? | |
1.1.3.17 | choline + O2 | FAD-linked reaction | Arthrobacter globiformis | betaine aldehyde + H2O2 | - |
? | |
1.1.3.17 | FADH2 + O2 | - |
Arthrobacter globiformis | FAD + H2O2 | - |
? |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
1.1.3.17 | 25 | - |
assay at | Arthrobacter globiformis |
EC Number | Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.1.3.17 | 60 | - |
choline | pH 10, 25°C | Arthrobacter globiformis | |
1.1.3.17 | 133 | - |
Betaine aldehyde | pH 10, 25°C | Arthrobacter globiformis |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
1.1.3.17 | 6 | 10 | - |
Arthrobacter globiformis |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
1.1.3.17 | FAD | dependent on | Arthrobacter globiformis |