Cloned (Comment) | Organism |
---|---|
gene aroF, Tyr-sensitive isozyme, overexpression in strain BL21(DE3) | Escherichia coli |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
CN- | Tyr-sensitive isozyme, strong inhibition, reactivation by divalent cations only to a small extent | Escherichia coli | |
EDTA | Mn2+, Cd2+, Co2+, Fe2+, Cu2+, Mg2+ or Zn2+ reactivate, Fe2+ and Cu2+ only partially reactivate | Escherichia coli | |
Tyr | Tyr-sensitive isozyme | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | kinetics | Escherichia coli | |
additional information | - |
additional information | pH-dependence | Escherichia coli | |
0.013 | - |
phosphoenolpyruvate | Tyr-sensitive isozyme, 25°C | Escherichia coli | |
0.0814 | - |
D-erythrose 4-phosphate | Tyr-sensitive isozyme, 25°C | Escherichia coli |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Cd2+ | activates, Tyr-sensitive isozyme | Escherichia coli | |
Cu2+ | activates, Tyr-sensitive isozyme | Escherichia coli | |
Fe2+ | activates, Tyr-sensitive isozyme | Escherichia coli | |
Mg2+ | activates, Tyr-sensitive isozyme | Escherichia coli | |
Mn2+ | Tyr-sensitive isozyme, best activator | Escherichia coli | |
Zn2+ | activates, Tyr-sensitive isozyme | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
tyrosine-sensitive isozyme | - |
Purification (Comment) | Organism |
---|---|
2fold | Escherichia coli |
recombinant from overexpressing strain | Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Escherichia coli |
22 | - |
purified recombinant Tyr-sensitive isozyme, with Cd2+ | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
phosphoenolpyruvate + D-erythrose 4-phosphate + H2O | - |
Escherichia coli | 2-dehydro-3-deoxy-D-arabino-heptonate 7-phosphate + phosphate | - |
? |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
29.5 | - |
phosphoenolpyruvate | - |
Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
additional information | - |
Tyr-sensitive isozyme, pIs: 6.1 and 8.9 | Escherichia coli |
7 | 7.5 | recombinant Tyr-sensitive isozyme | Escherichia coli |