EC Number   |
Metals/Ions |
Reference |
|---|
    1.8.3.1 | Cl- |
equatorial coordination of chloride in the enzyme. Chloride in low pH sulfite oxidase can only be weakly coordinated to the axial position, trans to the oxo ligand |
693491 |
| 1.8.3.1 | Fe3+ |
- |
741618, 742912, 743226 |
| 1.8.3.1 | Fe3+ |
ferric cytochrome c, Fe3+ cyt c |
741809 |
| 1.8.3.1 | Iron |
- |
742364 |
| 1.8.3.1 | Iron |
contains iron |
765817 |
| 1.8.3.1 | K+ |
45-100 mM, 54-88% increase of activity |
668531 |
| 1.8.3.1 | Mo |
- |
392999, 393008, 393011, 393013, 393028, 393029, 667631, 692613, 692772, 694023 |
| 1.8.3.1 | Mo |
coordination of sulfate to the Mo(V) center in the blocked form of sulfite oxidase |
692743 |
| 1.8.3.1 | Mo |
direct coordination of molybdenum by chloride. Increase in Mo-S/Cl ligation with reduced conditions of low-pH Cl- formation, relative to those of high-pH formation |
692611 |
| 1.8.3.1 | Mo |
modeling of active site, kinetics |
393038 |
