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Literature summary for 1.3.99.4 extracted from

  • Adham, N.Z.; El-Hady, A.A.; Naim, N.
    Biochemical studies on the microbial DELTA1-dehydrogenation of cortisol by Pseudomonas fluorescens (2003), Proc. Biochem., 38, 897-902.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
EDTA enhances activity 1.3fold Pseudomonas fluorescens

Inhibitors

Inhibitors Comment Organism Structure
cortisol optimal concentration is 0.1 mg/ml, increase of concentration to 1 mg/ml reduces prednisolone yield Pseudomonas fluorescens
GSH
-
Pseudomonas fluorescens
NADH
-
Pseudomonas fluorescens
Sodium acetate inhibits reaction with cortisol Pseudomonas fluorescens
sodium oxalate inhibits reaction with cortisol Pseudomonas fluorescens

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ stimulates production of prednisolone, optimal activity in presence of 0.4 g/L Pseudomonas fluorescens
FeCl3 optimal concentration 0.06 g/l, 1.2-1.3fold increase of activity Pseudomonas fluorescens
K+ stimulates production of prednisolone, optimal activity in presence of 0.4 g/L Pseudomonas fluorescens
Mg2+ stimulates production of prednisolone, optimal activity in presence of 0.4 g/L Pseudomonas fluorescens
MnSO4 optimal concentration 0.06 g/l, 1.2-1.3fold increase of activity Pseudomonas fluorescens
Na+ stimulates production of prednisolone, optimal activity in presence of 0.6 g/L Pseudomonas fluorescens

Organism

Organism UniProt Comment Textmining
Pseudomonas fluorescens
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
cortisol + acceptor optimal concentration is 0.1 mg/ml, increase of concentration to 1 mg/ml reduces prednisolone yield Pseudomonas fluorescens prednisolone + reduced acceptor
-
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