Agent tested DNA pol β activity, [3H]DNA cpm/mg protein (M ± SEM, n=6)
Aphidicolin, 5.0 µg/mL 30,789 ± 398
N-ethyl-melamide, 0.5 mM 27,632 ± 437
ddTTP, 2.5 µM 1,370 ± 186
Trypsin, 20 µg/mL 207 ± 16
KCl, 200 mM 74,613 ± 441
No effectors added (optimized incubation mixture) 29,838 ± 322
Table 1: Catalytic activity of the beta-like DNA polymerase purified from HL60 chromatin: effects of inhibitors and potassium chloride.