Inhibitors | Comment | Organism | Structure |
---|---|---|---|
4-hydroxymercuribenzoate | activity can be restored by cysteine | Desulfotomaculum nigrificans | |
iodoacetamide | - |
Desulfotomaculum nigrificans | |
N-ethylmaleimide | - |
Desulfotomaculum nigrificans | |
sulfite | - |
Desulfotomaculum nigrificans |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Desulfotomaculum nigrificans | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partial | Desulfotomaculum nigrificans |
Storage Stability | Organism |
---|---|
-20°C, 33% loss of activity within 2 weeks | Desulfotomaculum nigrificans |
-20°C, lyophilized preparation, stable for at least 1 month | Desulfotomaculum nigrificans |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | with inner- and outer-labeled 35S-thiosulfate, the enzyme reduces only the outer sulfur atom to hydrogen sulfide. No substrates: sulfate, sulfite, tetrathionate, dithionate. No electron donors: reduced nicotinamide adenine dinucleotide, reduced nicotinamide adenine dinucleotide phosphate, reduced glutathione, or cysteine | Desulfotomaculum nigrificans | ? | - |
? | |
thiosulfate + reduced methyl viologen | - |
Desulfotomaculum nigrificans | sulfite + hydrogen sulfide + oxidized methyl viologen | - |
? |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6 | 8 | - |
Desulfotomaculum nigrificans |