Table 3 In Vitro characterization of Dut80α WT and D95E.

From: Dissecting the link between the enzymatic activity and the SaPI inducing capacity of the phage 80α dUTPase

Protein

Enzyme Kinetics

ITC

Thermal Unfolding (°C)

BLI K D (μM)

kcat (s−1)

KM(µM)

kcat/KM (M−1 s−1)

KD (µM)

Apo

+5 mM MgCl2

+dUPNPP

Apo

+dUPNPP

Dut80α wt

670,0 ± 6,9

7,5 ± 0,50

89,3 e6

2.9

52,1 ± 0,12

54,5 ± 0,12

58 ± 0,09

0,04

0,44

Dut80α D95E

308,7 ± 11,1

32,2 ± 4,24

9,6 e6

9.4

51,5 ± 0,02

52,4 ± 0,02

52,3 ± 0,04

BND

BND

  1. BND: Binding not detected in the experimental conditions used. KD > 1 mM.