KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.047 | - |
phosphoenolpyruvate | isoenzyme PC-II | Zea mays | |
0.1 | - |
phosphoenolpyruvate | isoenzyme PC-I | Zea mays | |
1.28 | - |
HCO3- | isoenzyme PC-II | Zea mays | |
1.45 | - |
HCO3- | isoenzyme PC-I | Zea mays |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | activates | Zea mays | |
Mg2+ | Km for isoenzyme PC-II: 0.015 mM | Zea mays | |
Mg2+ | Km for isoenzyme PC-I: 0.032 mM | Zea mays | |
Mn2+ | Km for isoenzyme PC-II: 0.0067 mM | Zea mays | |
Mn2+ | Km for isoenzyme PC-I: 0.0102 mM | Zea mays |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
225700 | - |
sucrose density gradient centrifugation, isoenzyme PC-I | Zea mays |
270800 | - |
sucrose density gradient centrifugation, isoenzyme PC-II | Zea mays |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Zea mays | - |
- |
- |
Purification (Comment) | Organism |
---|---|
isoenzyme PC-I and PC-II | Zea mays |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Zea mays | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
phosphoenolpyruvate + CO2 | - |
Zea mays | phosphate + oxaloacetate | - |
? | |
phosphoenolpyruvate + HCO3- | - |
Zea mays | phosphate + oxaloacetate | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
isoenzyme PC-I | Zea mays |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
45 | - |
50% inactivation after 87 s, isoenzyme PC-I. 50% inactivation after 100 s, isoenzyme PC-II | Zea mays |
50 | - |
50% inactivation after 18 s, isoenzyme PC-I. 50% inactivation after 28 s, isoenzyme PC-II | Zea mays |
55 | - |
50% inactivation after 13 s, isoenzyme PC-I. 50% inactivation after 17 s, isoenzyme PC-II | Zea mays |