Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 1.1.1.51 extracted from

  • Stokes, N.A.; Hylemon, P.B.
    Characterization of DELTA4-3-ketosteroid-5beta-reductase and 3beta-hydroxysteroid dehydrogenase in cell extracts of Clostridium innocuum (1985), Biochim. Biophys. Acta, 836, 255-261.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.21
-
5beta-pregnan-3,20-dione
-
[Clostridium] innocuum

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
[Clostridium] innocuum 5829
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
80000
-
gel filtration [Clostridium] innocuum

Organism

Organism UniProt Comment Textmining
[Clostridium] innocuum
-
-
-

Storage Stability

Storage Stability Organism
-70°C, very labile in all extracts, inactivation in 5 days, but only 30% loss of activity if 20% glycerol is included [Clostridium] innocuum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5beta-pregnan-3,20-dione + NADH
-
[Clostridium] innocuum 3beta-hydroxy-5beta-pregnan-20-one + NAD+
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6 7.5
-
[Clostridium] innocuum

Cofactor

Cofactor Comment Organism Structure
additional information
-
[Clostridium] innocuum
NADH
-
[Clostridium] innocuum