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. Author manuscript; available in PMC: 2013 Aug 12.
Published in final edited form as: J Phys Org Chem. 2012 Jul 18;25(12):1247–1260. doi: 10.1002/poc.3002

Table 4.

Kinetic Parameters for Group V (phosphoryl amidates) hydrolysis by rePON1 G2E6

Molecule
ID
graphic file with name nihms493097t17.jpg
kcat
s−1
KM
mM
kcat/KM
M−1 s−1
IC50
mM
R
34 graphic file with name nihms493097t18.jpg ND ND ND 0.1–0.5
35 graphic file with name nihms493097t19.jpg ND ND ND 0.5–1
36 graphic file with name nihms493097t20.jpg ∼ 0.3 a ND > 300 a 0.03

ND Not determined.

a

Due to substrate inhibition at higher concentrations, we could only estimate kcat and a kcat/KM (see text and Supporting Information).