EC Number |
Metals/Ions |
Reference |
---|
6.3.4.16 | Co2+ |
activates |
1467 |
6.3.4.16 | Co2+ |
divalent metal ion required, Mg2+, Mn2+ or Co2+, Km for CoATP2-: 2.2 mM |
1460 |
6.3.4.16 | Cs+ |
monovalent cation required, ATP hydrolysis is activated in the order of the series: Tl+, Cs+, Rb+, K+, Na+. Half-maximal activation at 1-2 mM |
1448 |
6.3.4.16 | K+ |
monovalent cation required, ATP hydrolysis is activated in the order of the series: Tl+, Cs+, Rb+, K+, Na+. Half-maximal activation at 1-2 mM |
1448 |
6.3.4.16 | Mg2+ |
- |
691725, 693247, 693489, 693935, 702101, 702142 |
6.3.4.16 | Mg2+ |
divalent metal ion required, Mg2+, Mn2+ or Co2+, Km for MgATP2-: 1.35 mM |
1460 |
6.3.4.16 | Mg2+ |
free Mg2+ required for maximal activity |
1474 |
6.3.4.16 | Mg2+ |
Mg2+ and Mn2+ are equally effective activators in the direction of carbamoyl phosphate synthesis, Km: 0.17 mM |
1467 |
6.3.4.16 | Mg2+ |
requirement for free Mg2+ in addition to the MgATP2- complex, inhibits above 20 mM |
1464 |
6.3.4.16 | Mn2+ |
can substitute for Mg2+ in activation, more effective on a molar basis, free Mn2+ at 5 mM and above inhibits |
1464 |