Poly (rA).(dT)18 | U-5 PBS 49-mer DNA/17 mer | |||||
---|---|---|---|---|---|---|
Enzyme | Km (dTTP) (μM) | kcat (S-1)102 | kcat/Km (S-1M-1) × 104 | Km (dNTP) (μM) | kcat (S-1)103 | kcat/Km (S-1M-1) × 104 |
p66 WT /p66 WT | 5.01 | 135.7 | 27.08 | 2.10 | 15.8 | 0.754 |
p66 WT /p51 WT | 5.48 | 103.7 | 18.93 | 3.91 | 25.0 | 0.641 |
p66 INS /p66 INS | 46.39 | 0.198 | 0.0043 | 6.05 | 0.400 | 0.0063 |
p66 INS /p51 WT | 2.57 | 43.7 | 1.702 | 5.47 | 15.00 | 0.270 |
p66 WT /p51 INS | 4.86 | 89.8 | 18.490 | 2.35 | 15.40 | 0.655 |
p66 INS /p51 INS | 3.35 | 0.15 | 0.0448 | 5.71 | 0.300 | 0.0046 |