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Literature summary for 1.3.99.6 extracted from

  • Gao, X.; Liu, J.; Li, G.
    Purification and properties of 3alpha-hydroxysteroid dehydrogenase and 3-keto-5beta-steroid-DELTA4-dehydrogenase (1998), Ann. N. Y. Acad. Sci., 864, 383-392.
    View publication on PubMed

Application

Application Comment Organism
analysis determination of the concentration of chenodeoxycholic acid by an enzyme kit consisting of 3alpha-hydroxysteroid dehydrogenase, 3-keto-5beta-steroid-DELTA4-dehydrogenase, NAD+, nitroblue tetrazolium, diaphorase and some other reagents Pseudomonas sp.

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Pseudomonas sp. inducible by testosterone and progesterone ?
-
?

Organism

Organism UniProt Comment Textmining
Pseudomonas sp.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Pseudomonas sp.

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Pseudomonas sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5beta-androstan-3,17-dione + acceptor acceptor: nitroblue tetrazolium Pseudomonas sp. 4-androsten-3,17-dione + reduced acceptor
-
?
additional information inducible by testosterone and progesterone Pseudomonas sp. ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Pseudomonas sp.

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
31 43 31°C: about 70% of maximal activity, 43°C: about 60% of maximal activity Pseudomonas sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5 10.5 pH 8.5: about 40% of maximal activity, pH 10.5: about 20% of maximal activity Pseudomonas sp.

pH Range

pH Minimum pH Maximum Comment Organism
9.5
-
-
Pseudomonas sp.