Table 5.
Effects of O2 in the template
dNTP | DNA-N | Vmax | Km | Vmax/Km | Discriminationa |
---|---|---|---|---|---|
(primer elongation min−1) (μM) (elongation μM−1 min−1) | |||||
Pol α | |||||
dA | DNA-6OPy | 0.38 (0.03) | 4 (1) | 0.093 | 120 |
dT | DNA-6OPy | 0.11 (0.01) | 66 (16) | 0.0016 | 6900 |
dG | DNA-6OPy | 0.10 (0.01) | 71 (16) | 0.0014 | 7700 |
dC | DNA-6OPy | nd | nd | nd | >10000 |
dA | DNA-6AmPy | 0.8 (0.1) | 642 (184) | 0.0012 | 8100 |
dT | DNA-6AmPy | 0.12 (0.01) | 73 (20) | 0.0016 | 6400 |
dC | DNA-6AmPy | nd | nd | nd | >10000 |
dG | DNA-6AmPy | 0.12 (0.01) | 0.16 (0.33) | 0.74 | 14 |
Discrimination values reflect the efficiency of dNTP incorporation compared to the incorporation efficiency of the corresponding natural base pair. nd: not detectable. Values in parentheses are the standard deviations.