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. Author manuscript; available in PMC: 2012 Feb 8.
Published in final edited form as: Biochemistry. 2011 Jan 14;50(5):780–787. doi: 10.1021/bi101733y

Table 3.

Steady-State Kinetic Parameters

Enzyme Km(dTDP-Quip3N)
(mM)
kcat (s−1) kcat/Km (M−1 s−1)
TylM1 0.045 ± 0.004 0.172 ± 0.004 (3.8 ± 0.3) × 103
H123A Mutant Protein 0.67 ± 0.05 0.046 ± 0.001 69 ± 5
H123N Mutant Protein 0.93 ± 0.08 0.0126 ± 0.0003 14 ± 1