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Literature summary extracted from

  • Macartney, A.I.; Tiku, P.E.; Cossins, A.R.
    An isothermal induction of DELTA9-desaturase in cultured carp hepatocytes (1996), Biochim. Biophys. Acta, 1302, 207-216.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
1.14.19.1 calf serum
-
Cyprinus carpio
1.14.19.1 additional information desaturase expression is sensitive to hormonal manipulation Cyprinus carpio

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.14.19.1 microsome of hepatocytes Cyprinus carpio
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.14.19.1 33800
-
x * 33800 for cold treated carp, SDS-PAGE Cyprinus carpio

Organism

EC Number Organism UniProt Comment Textmining
1.14.19.1 Cyprinus carpio
-
L.
-
1.14.19.1 Cyprinus carpio L.
-
L.
-

Reaction

EC Number Reaction Comment Organism Reaction ID
1.14.19.1 stearoyl-CoA + 2 ferrocytochrome b5 + O2 + 2 H+ = oleoyl-CoA + 2 ferricytochrome b5 + 2 H2O cold exposure leads to an induced activity, in vivo cooling causes an activity induction of up to 15 to 30fold. Increase of desaturase synthesis by means of activated gene transcription. Transfer of cells to 10°C causes a smaller increase in activity compared to cells maintained at 30°C Cyprinus carpio

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.14.19.1 liver
-
Cyprinus carpio
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.14.19.1 stearate + AH2 + O2
-
Cyprinus carpio oleate + A + 2 H2O
-
?
1.14.19.1 stearate + AH2 + O2
-
Cyprinus carpio L. oleate + A + 2 H2O
-
?

Subunits

EC Number Subunits Comment Organism
1.14.19.1 ? x * 33800 for cold treated carp, SDS-PAGE Cyprinus carpio

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.14.19.1 30
-
assay at Cyprinus carpio

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.14.19.1 7.6
-
assay at Cyprinus carpio

Cofactor

EC Number Cofactor Comment Organism Structure
1.14.19.1 NADH
-
Cyprinus carpio