EC Number   |
Metals/Ions |
Reference |
|---|
    6.1.1.22 | Ca2+ |
stimulates tRNA esterification with 5% of the efficiency compared to Mg2+ |
114 |
| 6.1.1.22 | Co2+ |
stimulates ATP-diphosphate exchange with 17% the efficiency compared to Mg2+ and tRNA esterification with 45% |
114 |
| 6.1.1.22 | Mg2+ |
- |
675081 |
| 6.1.1.22 | Mg2+ |
a single Mg2+ bound to ATP alpha-phosphate |
704835 |
| 6.1.1.22 | Mg2+ |
binding structure |
675081 |
| 6.1.1.22 | Mg2+ |
required |
675391, 715924 |
| 6.1.1.22 | Mg2+ |
required, optimal concentration is 20 mM in ATP-diphosphate exchange and 12 mM in tRNA esterification, Km: 5.8 mM in ATP-diphosphate exchange, 2.8 in tRNA esterification |
114 |
| 6.1.1.22 | Mn2+ |
stimulates ATP-diphosphate exchange with 30% the efficiency compared to Mg2+ and tRNA esterification with 72% efficiency |
114 |
| 6.1.1.22 | Ni2+ |
stimulates tRNA esterification with 15% of the efficiency compared to Mg2+ |
114 |
