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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