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. Author manuscript; available in PMC: 2014 Feb 18.
Published in final edited form as: Chem Res Toxicol. 2013 Jan 31;26(2):221–232. doi: 10.1021/tx300392m

Table 2.

Steady-state kinetic parameters for hpol ι26–446-catalyzed primer extension in the presence of MK886 as determined using a fluorescence-based assay.

[MK886] (μM) k cat K M,dNTP kcat/KM,dNTP
(min−1) (μM) (min−1 μM−1) Fold decrease in kcat/KM,dNTP
0 5.6 ± 0.1 0.8 ± 0.2 7.0 -
20 4.4 ± 0.1 1.0 ± 0.2 4.4 1.6
40 4.3 ± 0.1 1.3 ± 0.2 3.3 2.1
60 4.1 ± 0.2 1.4 ± 0.3 2.9 2.4