Table 1.

hLon ATPase activities (nmol PO₄ ³⁻/min) in the presence of possible protein substrates.

Human Lon ATPase activity
Substrate	Basal	Stimulated	% Basal
β-casein	0.087 ± 0.003	0.210 ± 0.010	239
Abf2	0.130 ± 0.005	0.210 ± 0.020	164
Mgm101	0.117 ± 0.006	0.250 ± 0.010	209
TFAM	0.117 ± 0.004	0.240 ± 0.010	206
MrpL32	0.122 ± 0.004	0.167 ± 0.007	137
BSA	0.123 ± 0.004	0.121 ± 0.002	98