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Literature summary extracted from
- Hepatic sulfite oxidase. Purification and properties (1971), J. Biol. Chem., 246, 359-366.
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.8.3.1 | 2,6-dichloroindophenol | inhibition of O2 consumption | Bos taurus |  |
| 1.8.3.1 | arsenite | - |
Bos taurus | |
| 1.8.3.1 | CN- | - |
Bos taurus | |
| 1.8.3.1 | cytochrome c | inhibition of O2 consumption | Bos taurus | |
| 1.8.3.1 | ferricyanide | inhibition of O2 consumption | Bos taurus | |
| 1.8.3.1 | mannitol | only with O2 as electron acceptor | Bos taurus | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 1.8.3.1 | Bos taurus | - |
- |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 1.8.3.1 | 75% pure | Bos taurus |
Reaction
| EC Number | Reaction | Comment | Organism | Reaction ID |
|---|---|---|---|---|
| 1.8.3.1 | sulfite + O2 + H2O = sulfate + H2O2 | ping-pong mechanism | Bos taurus |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.8.3.1 | sulfite + H2O + A | A: electron acceptor, i.e. O2, cytochrome c, K3[Fe(CN)6], 2,6-dichloroindophenol, methylene blue, highly specific for sulfite as electron donor | Bos taurus | SO42- + AH2 | - |
? | |
Temperature Stability [°C]
| EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 1.8.3.1 | 52 | - |
inactivation, protection by sulfate | Bos taurus |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 1.8.3.1 | 8.6 | - |
- |
Bos taurus |
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Release 2023.1 (January 2023)
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