Table 2.

Enzyme kinetic parameters

The means and the standard deviation of each data point were obtained from a triplicate test (means ± S.D.).

Vmax	Vmax	kcat	Km, MVAPP	K>m, MgATP	KI, ATPγS	Metal	Inhibition pattern
μmol/min/mg	μm/s	s−1	μm	μm	μm
16.1 ± 0.3	0.75 ± 0.02	9.8 ± 0.2	39.7 ± 2.8	166 ± 12		Mg2+
20.4 ± 0.8	0.94 ± 0.04	12.4 ± 0.6	42.6 ± 3.4		173 ± 16	Mg2+	Uncompetitive
24.0 ± 0.6	1.12 ± 0.2	14.6 ± 0.4		165 ± 9	199 ± 13	Mg2+	Competitive