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

BRENDA support

Literature summary for 1.14.99.20 extracted from

  • Sadowski, J.A.; Schnoes, H.K.; Suttie, J.W.
    Vitamin K epoxidase: properties and relationship to prothrombin synthesis (1977), Biochemistry, 16, 3856-3863.
    View publication on PubMed

General Stability

General Stability Organism
preincubation for 15 min at 37°C results in an almost complete inhibition of the epoxidation Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
2-chloro-3-phytyl-1,4-naphthoquinone
-
Rattus norvegicus
Tetrachloro-4-pyridinol
-
Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
microsome
-
Rattus norvegicus
-
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
phylloquinone + electron donor + O2 Rattus norvegicus
-
2,3-epoxyphylloquinone + oxidized electron + H2O
-
?

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
Holtzman strain, male rats
-

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information NADH or NADPH, if reduced pyridine nucleotides are provided, no cytosolic component is required Rattus norvegicus ?
-
?
phylloquinone + electron donor + O2
-
Rattus norvegicus 2,3-epoxyphylloquinone + oxidized electron donor + H2O
-
?
phylloquinone + electron donor + O2
-
Rattus norvegicus 2,3-epoxyphylloquinone + oxidized electron + H2O
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
27
-
enzyme assay Rattus norvegicus

Cofactor

Cofactor Comment Organism Structure
NADH
-
Rattus norvegicus
NADPH
-
Rattus norvegicus