Activating Compound | Comment | Organism | Structure |
---|---|---|---|
(NH4)2SO4 | 40 mM, approx. 14fold activation of ATP synthesis | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.25 | - |
ADP | pH 7.2, 37°C | Escherichia coli | |
0.63 | - |
GDP | pH 7.2, 37°C | Escherichia coli |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
membrane | crude membrane fractions contain virtually all the polyphosphate kinase activity catalyzing the synthesis of ATP from ADP and polyphosphate | Escherichia coli | 16020 | - |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
CDP + (phosphate)n+1 | Escherichia coli | - |
CTP + (phosphate)n | - |
ir | |
CDP + (phosphate)n+1 | Pseudomonas aeruginosa | - |
CTP + (phosphate)n | - |
ir | |
dADP + (phosphate)n+1 | Escherichia coli | - |
dATP + (phosphate)n | - |
ir | |
dCDP + (phosphate)n+1 | Escherichia coli | - |
dCTP + (phosphate)n | - |
ir | |
dGDP + (phosphate)n+1 | Escherichia coli | - |
dGTP + (phosphate)n | - |
ir | |
GDP + (phosphate)n+1 | Escherichia coli | efficiency of NDP substrates in descending order: ADP, dADP, dGDP, GDP, TDP, UDP, CDP, dCDP | GTP + (phosphate)n | - |
ir | |
GDP + (phosphate)n+1 | Pseudomonas aeruginosa | 10times higher activity than Escherichia coli polyphosphate kinase | GTP + (phosphate)n | - |
ir | |
TDP + (phosphate)n+1 | Escherichia coli | - |
TTP + (phosphate)n | - |
ir | |
UDP + (phosphate)n+1 | Escherichia coli | - |
UTP + (phosphate)n | - |
ir | |
UDP + (phosphate)n+1 | Pseudomonas aeruginosa | - |
UTP + (phosphate)n | - |
ir |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Pseudomonas aeruginosa | - |
- |
- |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ADP + (phosphate)n+1 | - |
Escherichia coli | ATP + (phosphate)n | - |
r | |
ADP + (phosphate)n+1 | - |
Pseudomonas aeruginosa | ATP + (phosphate)n | - |
r | |
CDP + (phosphate)n+1 | - |
Escherichia coli | CTP + (phosphate)n | - |
ir | |
CDP + (phosphate)n+1 | - |
Pseudomonas aeruginosa | CTP + (phosphate)n | - |
ir | |
dADP + (phosphate)n+1 | - |
Escherichia coli | dATP + (phosphate)n | - |
ir | |
dCDP + (phosphate)n+1 | - |
Escherichia coli | dCTP + (phosphate)n | - |
ir | |
dGDP + (phosphate)n+1 | - |
Escherichia coli | dGTP + (phosphate)n | - |
ir | |
GDP + (phosphate)n+1 | efficiency of NDP substrates in descending order: ADP, dADP, dGDP, GDP, TDP, UDP, CDP, dCDP | Escherichia coli | GTP + (phosphate)n | - |
ir | |
GDP + (phosphate)n+1 | 10times higher activity than Escherichia coli polyphosphate kinase | Pseudomonas aeruginosa | GTP + (phosphate)n | - |
ir | |
GDP + (phosphate)n+2 | diphosphate group transfer | Escherichia coli | guanosine 5'-tetraphosphate + (phosphate)n | - |
ir | |
TDP + (phosphate)n+1 | - |
Escherichia coli | TTP + (phosphate)n | - |
ir | |
UDP + (phosphate)n+1 | - |
Escherichia coli | UTP + (phosphate)n | - |
ir | |
UDP + (phosphate)n+1 | - |
Pseudomonas aeruginosa | UTP + (phosphate)n | - |
ir |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.0883 | - |
GDP | pH 7.2, 37°C | Escherichia coli | |
0.117 | - |
UDP | pH 7.2, 37°C | Escherichia coli | |
0.167 | - |
CDP | pH 7.2, 37°C | Escherichia coli | |
10.5 | - |
ADP | pH 7.2, 37°C | Escherichia coli |