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1.1.1.357: 3alpha-hydroxysteroid 3-dehydrogenase

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

Word Map on EC 1.1.1.357

Reaction

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

Synonyms

17beta-HSD5, 3-alpha hydroxysteroid dehydrogenase type 3, 3-alpha-HSD type 2, 3-alpha-HSD1, 3-alpha-hydroxysteroid dehydrogenase type 2, 3-alpha-hydroxysteroid dehydrogenase type I, 3alpha-HSD, 3alpha-HSD type III, 3alpha-HSD/CR, 3alpha-HSD3, 3alpha-HSOR, 3alpha-hydroxysteroid dehydrogenase, 3alpha-hydroxysteroid dehydrogenase type 3, 3alpha-hydroxysteroid dehydrogenase type III, 3alpha-hydroxysteroid dehydrogenase/carbonyl reductase, 3alpha-hydroxysteroid oxidoreductase, AKR1C1, AKR1C14, AKR1C2, AKR1C3, AKR1C33, AKR1C4, AKR1C9, aldo-keto reductase family 1 member C1, aldo-keto reductase family 1 member C2, aldo-keto reductase family 1 member C3, bile acid binding protein, chlordecone reductase, DD2, DD4, dihydrodiol dehydrogenase, dihydrodiol dehydrogenase 4, dihydrodiol/3alpha-hydroxysteroid dehydrogenase, HSD 28, HSD 29, hsdA, More, NADPH-dependent AKR1C9, Naloxone reductase 2, Ps3alphaHSD, type 1 3alpha-HSD, type 3 3alpha-hydroxysteroid dehydrogenase, type 5 17beta-hydroxysteroid dehydrogenase, type I 3alpha-HSD, type III 3-alpha-hydroxysteroid dehydrogenase

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.357 3alpha-hydroxysteroid 3-dehydrogenase

Purification

Purification on EC 1.1.1.357 - 3alpha-hydroxysteroid 3-dehydrogenase

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PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
in one step using metal chelate chromatography, purity of the protein is more than 98%
Q-Sepharose column chromatography and Sephadex G-100 gel filtration
-
recombinant C-terminally His6-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity and anion exchange chromatography, gel fitration, and ultrafiltration
recombinant enzyme from cytosol of COS-1 cells by ultracentrifugation
recombinant enzyme from Escherichia coli strain BL21(DE3)
recombinant GST-tagged enzyme from Escherichia coli strain BL21(DE3)pLysS by glutathione affinity chromatography, cleavage of the tag by thrombin, and anion exchange chromatography
recombinant His-tagged AKR1C3 from Escherichia coli strain BL21
recombinant His-tagged and untagged enzyme from Escherchia coli strain BL21(DE3) nickel affinity chromatography, and by deoxycholic acid affinity chromatography, respectively, the latter to 94-98% purity. Deoxycholic acid is linked to the resin Sepharose 4B with the aid of the spacers as cyanuric chloride and ethanediamine. Adsorption analysis by adapting the adsorption isotherm to a specific binding model, the Scatchard analysis model, overview. Comparison of purification methods between synthetic affinity medium and Ni2+-Sepharose column
recombinant His-tagged enzyme from Escherichia coli strain BL21(DE3)
recombinant His-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography
recombinant His-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography to homogeneity
recombinant His-tagged wild-type and mutant enzymes from Escherichia coli strain BL21(DE3) by nickel affinity chromatography and dialysis
-
recombinant wild-type and mutant enzymes