Inhibitors | Comment | Organism | Structure |
---|---|---|---|
azide | 60% inhibition at 10 mM | Acidithiobacillus ferrooxidans | |
cyanide | 28.9% inhibition at 10 mM | Acidithiobacillus ferrooxidans | |
HgCl2 | 73.3% inhibition at 1 mM | Acidithiobacillus ferrooxidans |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | - |
Acidithiobacillus ferrooxidans | |
0.9 | - |
thiosulfate | - |
Acidithiobacillus ferrooxidans |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Acidithiobacillus ferrooxidans | - |
- |
- |
Purification (Comment) | Organism |
---|---|
using heat-treatment, 5-17% ethanol precipitation and CM-cellulose treatment | Acidithiobacillus ferrooxidans |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Acidithiobacillus ferrooxidans |
Storage Stability | Organism |
---|---|
-20°C, little loss of activity after 2 months | Acidithiobacillus ferrooxidans |
diluted enzyme loses 10-15% of the activity each time it is frozen and thawed | Acidithiobacillus ferrooxidans |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
thiosulfate + oxidized acceptor | the activity does not couple with mammalian cytochrome c as electron acceptor | Acidithiobacillus ferrooxidans | tetrathionate + reduced acceptor | - |
ir | |
thiosulfate + oxidized acceptor | ferricyanide acts as electron acceptor | Acidithiobacillus ferrooxidans | tetrathionate + reduced acceptor | - |
ir | |
thiosulfate + oxidized acceptor | the enzyme is active only with ferricyanide, not with native or mammalian cytochrome c | Acidithiobacillus ferrooxidans | tetrathionate + reduced acceptor | - |
ir |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
100 | - |
complete loss of activity | Acidithiobacillus ferrooxidans |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | - |
- |
Acidithiobacillus ferrooxidans |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | - |
unstable below | Acidithiobacillus ferrooxidans |