Table 4. Identification of the Enzyme Targeted by the Inhibitors.
IC50 (μM)a |
||
---|---|---|
NADH-Q1 | succinate-cytochrome c | |
32 | 0.040 | >20 |
35 | 0.026 | >20 |
IC50 values are the molar concentrations needed to reduce the control NADH-Q1 oxidoreductase activity or succinate-cytochrome c oxidoreductase activity in SMPs by 50%. Data are average values of at least two independent measurements.