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Literature summary extracted from

  • Rolletschek, H.; Borisjuk, L.; Sanchez-Garcia, A.; Gotor, C.; Romero, L.C.; Martinez-Rivas, J.M.; Mancha, M.
    Temperature-dependent endogenous oxygen concentration regulates microsomal oleate desaturase in developing sunflower seeds (2007), J. Exp. Bot., 58, 3171-3181.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
1.14.19.22 O2 elevation of external O2 supply produces a dramatic increase of the FAD2 enzyme activity Helianthus annuus

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.14.19.22 microsome
-
Helianthus annuus
-
-

Organism

EC Number Organism UniProt Comment Textmining
1.14.19.22 Helianthus annuus
-
cultivar HA-89
-

Oxidation Stability

EC Number Oxidation Stability Organism
1.14.19.22 low internal oxygen levels (0.001 mM) limit FAD2 activity, the internal oxygen level acts as a key regulator for the activity of the FAD2 enzyme Helianthus annuus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.14.19.22 seed
-
Helianthus annuus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.14.19.22 1-acyl-2-oleoyl-sn-glycero-3-phosphocholine + ferrocytochrome b5 + O2 + H+
-
Helianthus annuus 1-acyl-2-linoleoyl-sn-glycero-3-phosphocholine + ferricytochrome b5 + H2O
-
?

Synonyms

EC Number Synonyms Comment Organism
1.14.19.22 oleate desaturase
-
Helianthus annuus
1.14.19.22 oleoyl-phosphatidylcholine desaturase
-
Helianthus annuus

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.14.19.22 10 30 temperature changes from 10°C to 30°C or vice versa bring about a fast and dramatic decrease or increase in the level of FAD2 activity, respectively Helianthus annuus

Cofactor

EC Number Cofactor Comment Organism Structure
1.14.19.22 NAD+
-
Helianthus annuus