Inhibitors | Comment | Organism | Structure |
---|---|---|---|
AMP | non competitive with respect to ATP | Zea mays | |
diphosphate | non competitive to phosphate | Zea mays | |
phosphoenolpyruvate | competitive to pyruvate | Zea mays |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.042 | - |
ATP | pH 7.4, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.046 | - |
phosphoenolpyruvate | pH 7.4, 25ºC, pyruvate formation | Zea mays | |
0.082 | - |
ATP | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.082 | - |
pyruvate | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.092 | - |
pyruvate | pH 7.4, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.16 | - |
phosphoenolpyruvate | pH 7.4, 25ºC, pyruvate formation | Zea mays | |
0.38 | - |
phosphate | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.56 | - |
phosphate | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
K+ | more than 20fold activation pH 7.4 and at pH 8.1 | Zea mays | |
Na+ | slight activation of the phosphoenol pyruvate formation | Zea mays | |
NH4+ | more than 20fold activation at pH 7.4 and at pH 8.1 | Zea mays |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Zea mays | - |
var. Dekalb XL 81 | - |
Purification (Comment) | Organism |
---|---|
- |
Zea mays |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Zea mays | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ATP + pyruvate + phosphate | - |
Zea mays | AMP + phosphoenolpyruvate + diphosphate | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6.9 | - |
pyruvate formation | Zea mays |
8.2 | - |
phosphoenolpyruvate formation | Zea mays |
Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|
0.13 | - |
AMP | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.15 | - |
phosphoenolpyruvate | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays | |
0.32 | - |
diphosphate | pH 8.1, 25ºC, phosphoenolpyruvate formation | Zea mays |