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. Author manuscript; available in PMC: 2011 Sep 14.
Published in final edited form as: Biochemistry. 2010 Sep 14;49(36):7902–7912. doi: 10.1021/bi1009375

Table 2.

Rate Constants for Class I Substrates of Q

Substrate kobs (M-1 s-1) KIEappa
CH3CH2OH 35.7 ± 0.1
CD3CD2OH 34 ± 3 1.05 ± 0.9
CH3OH 218 ± 8
CD3OD 206 ± 16 1.06 ± 0.9
a

Apparent kinetic isotope effect, kH/kD.