Inhibitors | Comment | Organism | Structure |
---|---|---|---|
AgNO3 | 1 mM, 61% inhibition | Escherichia coli | |
Cu2+ | 1 mM CuCl2, 29% inhibition | Escherichia coli | |
HgCl2 | at 0.01 mM 85% inhibition, at 0.1 mM complete inhibition | Escherichia coli | |
hydroxylamine | 1 mM, 23% inhibition | Escherichia coli | |
Iodine | 1 mM, 30% inhibition | Escherichia coli | |
N-bromosuccinimide | 1 mM, 24% inhibition | Escherichia coli | |
PCMB | 1 mM, complete inhibition | Escherichia coli | |
Semicarbazide | 1 mM, 20% inhibition | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.04 | - |
phosphoenolpyruvate | pH 8.2, 37°C | Escherichia coli | |
0.042 | - |
phosphoenolpyruvate | pH 8.2, 37°C | Escherichia coli | |
5.6 | - |
N-acetyl-D-mannosamine | pH 8.2, 37°C | Escherichia coli | |
6.25 | - |
N-acetyl-D-mannosamine | pH 8.2, 37°C | Escherichia coli |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
additional information | no metal ion requirement | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
52000 | - |
2 * 52000, SDS-PAGE | Escherichia coli |
106000 | - |
gel filtration | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Escherichia coli K1-M12 | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
487 | - |
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
N-acetyl-D-mannosamine + phosphoenolpyruvate + H2O | - |
Escherichia coli | N-acetylneuraminate + phosphate | - |
? | |
N-acetyl-D-mannosamine + phosphoenolpyruvate + H2O | - |
Escherichia coli K1-M12 | N-acetylneuraminate + phosphate | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 52000, SDS-PAGE | Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
35 | - |
- |
Escherichia coli |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
20 | 60 | about 60% of maximal activity at 20°C and at 60°C | Escherichia coli |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
pH 7.5, 30 min, stable up to | Escherichia coli |
40 | - |
pH 7.5, 30 min, about 60% loss of activity | Escherichia coli |
50 | - |
pH 7.5, 30 min, about 80% loss of activity | Escherichia coli |
60 | - |
pH 7.5, 30 min, complete loss of activity | Escherichia coli |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
4 | 12 | pH 4.0: about 50% of maximal activity, pH 12.0: about 40% of maximal activity | Escherichia coli |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | - |
25°C, 1 h, about 50% loss of activity | Escherichia coli |
5 | - |
25°C, 1 h, about 40% loss of activity | Escherichia coli |
6 | - |
25°C, 1 h, about 25% loss of activity | Escherichia coli |
7 | 10 | 25°C, 1 h, stable | Escherichia coli |
11 | - |
25°C, 1 h, about 40% loss of activity | Escherichia coli |
12 | - |
25°C, 1 h, about 60% loss of activity | Escherichia coli |