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Literature summary for 1.1.1.278 extracted from

  • Lindemann, P.; Luckner, M.
    Biosynthesis of pregnane derivatives in somatic embryos of Digitalis lanata (1997), Phytochemistry, 46, 507-513.
No PubMed abstract available

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5alpha-pregnan-3,20-dione + NADPH Digitalis lanata
-
3beta-hydroxy-5alpha-pregnane-20-one + NADP+
-
r

Organism

Organism UniProt Comment Textmining
Digitalis lanata
-
-
-
Digitalis lanata
-
not light-inducible
-
Digitalis lanata VIII
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
additional information light and dark-grown Digitalis lanata
-
additional information proembryonic mass Digitalis lanata
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5alpha-pregnan-3,20-dione + NAD(P)H
-
Digitalis lanata 3beta-hydroxy-5alpha-pregnan-20-one + NAD(P)+ i.e. 5alpha-pregnan-3beta-ol-20-one r
5alpha-pregnan-3,20-dione + NADPH
-
Digitalis lanata 3beta-hydroxy-5alpha-pregnane-20-one + NADP+
-
r

Synonyms

Synonyms Comment Organism
3beta-hydroxysteroid-5alpha-oxidoreductase
-
Digitalis lanata

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Digitalis lanata

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
assay at Digitalis lanata

Cofactor

Cofactor Comment Organism Structure
NAD+
-
Digitalis lanata
NADH
-
Digitalis lanata