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Table 1 Kinetic constants of 17α-HSD for various substrates

From: Characterization of 17α-hydroxysteroid dehydrogenase activity (17α-HSD) and its involvement in the biosynthesis of epitestosterone

 

Km (μM)

Vmax (μmol/min)

Vmax / Km

4-dione

0,4

0,3

0,7

ADT

0,9

0,3

0,3

DHEA

3,5

0,4

0,1

DHT

2,0

0,7

0,3