TABLE 1.
Kinetic constants for human liver ADH isoforms
Constant | α α | β1β1 | β2β2 | β3β3 | γ1γ1 | γ2γ2 | π π |
---|---|---|---|---|---|---|---|
KmNAD+ μM | 13 | 7.4 | 180 | 530 | 7.9 | 8.7 | 14 |
Km ethanol, mM | 4.2 | 0.049 | 0.94 | 24 | 1 | 0.63 | 34 |
Ki 4-methylpyrazole, μM | 1.1 | 0.13 | - | 2.1 | 0.1 | - | 2000 |
Vmax min−1 | 27 | 9.2 | 400 | 300 | 87 | 35 | 20 |
pH-optimum | 10.5 | 10.5 | 8.5 | 7.0 | 10.5 | 10 | 10.5 |