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1.1.1.145: 3beta-hydroxy-DELTA5-steroid dehydrogenase

This is an abbreviated version!
For detailed information about 3beta-hydroxy-DELTA5-steroid dehydrogenase, go to the full flat file.

Word Map on EC 1.1.1.145

Reaction

a 3beta-hydroxy-DELTA5-steroid
+
NAD+
=
a 3-oxo-DELTA5-steroid
+
NADH
+
H+

Synonyms

3 beta- and steroid deltaisomerase 1, 3-beta-hydroxy-5-ene steroid dehydrogenase, 3-beta-hydroxy-delta(5)-steroid dehydrogenase, 3-beta-hydroxysteroid dehydrogenase, 3-beta-hydroxysteroid dehydrogenase type-2, 3beta hydroxysteroid dehydrogenase, 3beta-HSD, 3beta-HSD type II, 3beta-HSD1, 3beta-HSD2, 3beta-HSD22, 3beta-HSDH, 3beta-HSD_1, 3beta-hydroxy steroid dehydrogenase/5-ene-4-ene isomerase, 3beta-hydroxy steroid dehydrogenase/isomerase, 3beta-hydroxy-5-ene steroid dehydrogenase, 3beta-hydroxy-5-ene-steroid dehydrogenase, 3beta-hydroxy-5-ene-steroid oxidoreductase, 3beta-hydroxy-DELTA5-C27-steroid dehydrogenase/isomerase, 3beta-hydroxy-DELTA5-C27-steroid oxidoreductase, 3beta-hydroxysteroid dehydrogenase, 3beta-hydroxysteroid dehydrogenase 1, 3beta-hydroxysteroid dehydrogenase 2, 3beta-hydroxysteroid dehydrogenase type 1, 3beta-hydroxysteroid dehydrogenase type 2, 3beta-hydroxysteroid dehydrogenase type 2 and, 3beta-hydroxysteroid dehydrogenase type II, 3beta-hydroxysteroid dehydrogenase type1, 3beta-hydroxysteroid dehydrogenase/3-ketosteroid reductase, 3beta-hydroxysteroid dehydrogenase/DELTA5-DELAT4 isomerase type 2, 3beta-hydroxysteroid dehydrogenase/DELTA5-DELTA4 isomerase, 3beta-hydroxysteroid dehydrogenase/DELTA5-DELTA4-isomerase, 3beta-hydroxysteroid dehydrogenase/DELTA5-DELTA4-isomerase type II, 3beta-hydroxysteroid dehydrogenase/isomerase, 3beta-hydroxysteroid dehydrogenase/isomerase type 1, 3beta-hydroxysteroid dehydrogenase/steroid DELTA5,4-isomerase, 3betaHSD, 3betaHSD1, 3betaHSD2, 5-ene-3-beta-hydroxysteroid dehydrogenase, 5alpha-dihydrotestosterone 3beta-hydroxysteroid dehydrogenase, dehydrogenase, 3beta-hydroxy-DELTA5-steroid, DELTA5-3beta-hydroxysteroid dehydrogenase, DHRS4, HSD2, HSD3B, HSD3B1, HSD3B2, Hsd3b6, HSDB1, HSDH, More, progesterone reductase, Sl3betaHSD1, Solyc01g73640, steroid-DELTA5-3beta-ol dehydrogenase, type 1 3beta-hydroxysteroid dehydrogenase, type 1 3beta-hydroxysteroid dehydrogenase/isomerase, type 2 3beta-hydroxysteroid dehydrogenase, type 2 3beta-hydroxysteroid dehydrogenase/isomerase

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.145 3beta-hydroxy-DELTA5-steroid dehydrogenase

General Information

General Information on EC 1.1.1.145 - 3beta-hydroxy-DELTA5-steroid dehydrogenase

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GENERAL INFORMATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
drug target
16-cyano-17-keto-trilostane is a selective inhibitor of 3beta-hydroxysteroid dehydrogenase type 1. Selective inhibition of beta-HSD1 may prevent spontaneous premature birth. Inhibition of 3beta-HSD1 decreases placental estradiol production that promotes labor. The 3beta-HSD1 inhibitor may be administered with 17alpha-hydroxyprogesterone caproate
metabolism
physiological function
-
isoform 3betaHSD2 associates with the inner mitochondrial membrane but does not integrate into the membrane. 3betaHSD2 forms a transient association with the translocases Tim50 and Tom22 and with Tim23. This association occurs primarily through the interaction of Tim50 with the N-terminus of 3betaHSD2 and contributes to enzymatic activity. Tim50 knockdown inhibits catalysis of dehydroepiandrostenedione to androstenedione and pregnenolone to progesterone. Although Tim50 knockdown decreases 3betaHSD2 expression, restoration of expression via proteasome and protease inhibition does not rescue activity