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. 2005 Feb;187(3):890–901. doi: 10.1128/JB.187.3.890-901.2005

TABLE 5.

Km and Vmax values of highly purified RokA kinase activity with various substrates

Substrate Km (mM) Vmax (μmol/min/mg)
Glucose 0.58 69
NAG 0.85 37
Mannose 1.75 50
2-Deoxyglucose 1.82 1.4
Fructose 44.5 2.9
ATP 0.23a 69a
manNAcc NDb ND
NANAc ND ND
maltosec ND ND
galactosec ND ND
a

Values of Km and Vmax for ATP were measured with 6.7 mM glucose.

b

ND, not detected.

c

Concentration of sugars tested to measure the kinase activities was >50 mM.