Inhibitors | Comment | Organism | Structure |
---|---|---|---|
4,4'-diisothiocyanatostilbene-2,2'-disulfonic acid | 0.5 mM reduces enzyme activity in yeast living cells by 83.1% | Candida parapsilosis | |
ARL 67156 | i.e. 6-N,N'-diethyl-D-beta-gamma-dibromomethylene-ATP, inhibits the ecto-ATPase activity in a dose-dependent manner (about 60% residual activity at 0.5 mM in the presence of 50 mM ATP and about 40% residual activity at 0.5 mM in the presence of 0.5 mM ATP) | Candida parapsilosis | |
additional information | ecto-ATPase activity is insensitive to 10 mM inorganic phosphate. Ammonium molybdate, 5'-AMP, 4-nitrophenyl phosphate, beta-glycerphosphate, sodium fluoride, sodium tartrate, levamizole, ouabain, oligomycin, and sodium azide have no effect on the Mg2+-stimulated ecto-ATPase | Candida parapsilosis | |
suramin | 0.5 mM suramin reduces enzyme activity in yeast living cells by 81.8% | Candida parapsilosis |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.6 | - |
ATP | at 30°C in 50 mM HEPES, pH 7.2 | Candida parapsilosis |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Co2+ | stimulates ecto-ATPase activity | Candida parapsilosis | |
Mg2+ | ecto-ATPase activity is increased in the presence of 5 mM Mg2+ | Candida parapsilosis | |
Mn2+ | stimulates ecto-ATPase activity | Candida parapsilosis |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Candida parapsilosis | - |
- |
- |
Candida parapsilosis CCT3834 | - |
- |
- |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ADP + 2 H2O | 82.2% activity compared to ATP | Candida parapsilosis | adenosine + 2 phosphate | - |
? | |
ADP + 2 H2O | 82.2% activity compared to ATP | Candida parapsilosis CCT3834 | adenosine + 2 phosphate | - |
? | |
ATP + 2 H2O | 100% activity | Candida parapsilosis | AMP + 2 phosphate | - |
? | |
ATP + 2 H2O | 100% activity | Candida parapsilosis CCT3834 | AMP + 2 phosphate | - |
? | |
CTP + 2 H2O | 15.9% activity compared to ATP | Candida parapsilosis | CMP + 2 phosphate | - |
? | |
GTP + 2 H2O | 20.7% activity compared to ATP | Candida parapsilosis | GMP + 2 phosphate | - |
? | |
GTP + 2 H2O | 20.7% activity compared to ATP | Candida parapsilosis CCT3834 | GMP + 2 phosphate | - |
? | |
ITP + 2 H2O | 70.7% activity compared to ATP | Candida parapsilosis | IMP + 2 phosphate | - |
? | |
ITP + 2 H2O | 70.7% activity compared to ATP | Candida parapsilosis CCT3834 | IMP + 2 phosphate | - |
? | |
UTP + 2 H2O | 43.3% activity compared to ATP | Candida parapsilosis | UMP + 2 phosphate | - |
? | |
UTP + 2 H2O | 43.3% activity compared to ATP | Candida parapsilosis CCT3834 | UMP + 2 phosphate | - |
? |
Synonyms | Comment | Organism |
---|---|---|
ecto-ATP diphosphohydrolase | - |
Candida parapsilosis |
ecto-ATPase | - |
Candida parapsilosis |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
3 | 9 | the Mg2+-stimulated ATPase activity increases with the pH. At pH 9.0, the values of ATP hydrolysis are around 7fold higher than those obtained at pH 3.0 | Candida parapsilosis |