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. Author manuscript; available in PMC: 2008 Dec 1.
Published in final edited form as: Structure. 2007 Dec;15(12):1555–1566. doi: 10.1016/j.str.2007.09.025

Table 2.

thymidine ATP
KM (μM) kcat (s−1) kcat/KM (×105 M−1s−1) KM (μM) kcat (s−1) kcat/KM (×104 M−1s−1)
wild type 0.5 ± 0.2 0.3 ± 0.08 6.0 40 ± 12 0.4 ± 0.04 1.0
H53A 1.2 ± 0.2 0.51 ± 0.01 4.3 86 ± 7 0.52 ± .01 0.6
V34W 0.9 ± 0.2 0.59 ± 0.02 6.3 23 ± 4 0.35 ± 0.01 1.5
V51W 0.7 ± 0.1 0.25 ± 0.01 3.4 35 ± 5 0.20 ± 0.005 0.6
G55W 0.8 ± 0.1 0.62 ± 0.01 7.7 112 ± 10 0.45 ± 0.005 0.4
V58W 0.5 ± 0.1 0.47 ± 0.01 9.6 29 ± 3 0.38 ± 0.008 1.3
L129W 3.0 ± 0.3 1.91 ± 0.05 6.4 46 ± 5 1.49 ± 0.02 3.2