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. 2011 Oct 21;286(50):43486–43494. doi: 10.1074/jbc.M111.293597

TABLE 1.

Inhibition constants of Aldi inhibitors for human ALDH isoenzymes

Inhibitor Average IC50 values (μm)
ALDH1A1 ALDH2 ALDH3A1
Aldi-1 2.2 (0.3)a 8.6 (1.2) 12 (1.0)
Aldi-2 2.5 (0.1) 6.4 (1.0) 1.9 (0.1)
Aldi-3 7.9 (0.4) 5.4 (1.3) 1.7 (0.1)
Aldi-4 6.8 (0.3) 8.3 (1.2) 2.2 (0.3)

Ki (m−1 s−1)
Aldi-1 NDb 240 30

a Values in parentheses are S.D. for three independent assays.

b ND, not determined.