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1.1.1.50: 3alpha-hydroxysteroid 3-dehydrogenase (Si-specific)

This is an abbreviated version!
For detailed information about 3alpha-hydroxysteroid 3-dehydrogenase (Si-specific), go to the full flat file.

Word Map on EC 1.1.1.50

Reaction

a 3alpha-hydroxysteroid
+
NAD(P)+
=
a 3-oxosteroid
+
NAD(P)H
+
H+

Synonyms

3 alpha-hydroxysteroid dehydrogenase, 3 alphaHD, 3-alpha hydroxysteroid dehydrogenase type 3, 3-alpha-HSD, 3alpha-HSD, 3alpha-HSD/CR, 3alpha-HSD3, 3alpha-HSOR, 3alpha-hydroxysteroid dehydrogenase, 3alpha-hydroxysteroid dehydrogenase type 3, 3alpha-hydroxysteroid dehydrogenase/carbonyl reductase, 3alpha-hydroxysteroid oxido-reductase, 3alpha-hydroxysteroid oxidoreductase, 3alpha-hydroxysteroid-5beta-oxidoreductase, 3alpha-OR, 3alpha-oxidoreductase, 3alpha/3beta-hydroxysteroid dehydrogenase, 3alphaHSD, 3HSD, 5alpha-dihydroprogesterone 3alpha-hydroxysteroid oxidoreductase, AKR1C, AKR1C1, AKR1C1-4, AKR1C14, AKR1C17, AKR1C2, AKR1C3, AKR1C4, AKR1C9, aldo-keto reductase 1C2, bile-acid binding protein, chlordecone reductase, DD2, DD21, dihydrodiol dehydrogenase, HSD, HSD28, HSD29, hsdA, HSDH, hydroxyprostaglandin dehydrogenase, More, NAD(P)+-3alpha-hydroxysteroid dehydrogenase, NAD+-dependent 3alpha-HSD, NADP(H)-dependent 3alpha-HSD, NADPH:5alpha-dihydroprogesterone 3alpha-hydroxysteroid oxidoreductase, prostaglandin F2alpha-synthase, Ps3alphaHSD, PT3HSD, sterognost 3alpha dehydrogenase, 3alpha-hydroxy steroid, type 2 3alpha-hydroxysteroid dehydrogenase/type 5 17beta-hydroxysteroid dehydrogenase, type 3 3alpha-hydroxysteroid dehydrogenase, type 5 17beta-hydroxysteroid dehydrogenase, type I 3alpha-HSD

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.50 3alpha-hydroxysteroid 3-dehydrogenase (Si-specific)

Storage Stability

Storage Stability on EC 1.1.1.50 - 3alpha-hydroxysteroid 3-dehydrogenase (Si-specific)

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STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-20°C to -80°C, plus glycerol and 2-mercaptoethanol
-
-20°C, 25% v/v glycerol, at least 1 year or at 4°C, 1 week, stability depends on isozyme
-
-20°C, purified enzyme, at least 2 weeks, crude extract loses 80% activity at 4°C in 3 days
-
-80°C, 20 mM potassium phosphate buffer, pH 7.0, 0.1 M EDTA, 1 mM mercaptoethanol, 20% glycerol, 3 months, 10-15% loss of activity
-
-80°C, lyophilized or ammonium sulfate precipitated, more than 1 year
-
0-3°C, lyophilized, at least 6 months
-
4°C, 14 days
-
4°C, 2 days
-
4°C, diluted in Tris-HCl, pH 8.0, with ß-mercaptoethanol, 20 days
-