General Stability | Organism |
---|---|
dialysis against 10 mM EDTA in 50 mM Tris-HCl buffer, pH 7.3, inactivates | Escherichia coli |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Cd2+ | - |
Escherichia coli | |
Cu2+ | - |
Escherichia coli | |
D-ribose 5-phosphate | weak, competitive | Escherichia coli | |
Hg2+ | reversed by dithiothreitol | Escherichia coli | |
Zn2+ | - |
Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.006 | - |
phosphoenolpyruvate | pH 7.3, 37°C | Escherichia coli | |
0.02 | - |
D-arabinose 5-phosphate | pH 7.3, 37°C | Escherichia coli |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ba2+ | 1 mM, 5-10% stimulation | Escherichia coli | |
Fe3+ | 1 mM, 5-10% stimulation | Escherichia coli | |
Li+ | 1 mM, 5-10% stimulation | Escherichia coli | |
Mg2+ | 1 mM, 5-10% stimulation | Escherichia coli | |
Mn2+ | 1 mM, 5-10% stimulation | Escherichia coli | |
additional information | no metal requirement | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
32000 | - |
3 * 32000, SDS-PAGE | Escherichia coli |
90000 | - |
gel filtration, non-denaturing PAGE | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Escherichia coli B / ATCC 11303 | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
3.7 | - |
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
phosphoenolpyruvate + D-arabinose 5-phosphate | - |
Escherichia coli | 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate | - |
? | |
phosphoenolpyruvate + D-arabinose 5-phosphate | - |
Escherichia coli B / ATCC 11303 | 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate | - |
? |
Subunits | Comment | Organism |
---|---|---|
trimer | 3 * 32000, SDS-PAGE | Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
45 | - |
- |
Escherichia coli |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
45 | - |
15 min, 30% loss of activity | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4 | 6 | and a second optimum at pH 9.0 | Escherichia coli |
9 | - |
and a second optimum at pH 4.0-6.0 | Escherichia coli |
Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|
1 | - |
D-ribose 5-phosphate | pH 7.3, 37°C | Escherichia coli |