1.14.19.20: DELTA7-sterol 5(6)-desaturase

This is an abbreviated version, for detailed information about DELTA7-sterol 5(6)-desaturase, go to the full flat file.

Reaction

a DELTA7-sterol
+ 2 ferrocytochrome b5 +
O2
+ 2 H+ =
a DELTA5,7-sterol
+ 2 ferricytochrome b5 + 2 H2O

Synonyms

5-DES, 5alpha-cholest-7-en-3beta-ol:oxygen DELTA5-oxidoreductase, C-5 sterol desaturase, C-5(6) sterol desaturase, Delta-7-sterol 5-desaturase, DELTA7-sterol 5-desaturase, DELTA7-sterol C56-desaturase, DELTA7-sterol DELTA5-dehydrogenase, DELTA7-sterol-C-5-desaturase, DELTA7-sterol-C5(6)-desaturase, DELTA7-sterol-C5-desaturase, DES5A, Des5Ap, Dhcr7, DWARF7, EC 1.3.3.2, ERG 3, ERG3, Erg3p, Lathosterol 5-desaturase, lathosterol oxidase, oxidase, lathosterol, Sc5d, SC5DL, SCSD, STE1, sterol C5-desaturase, sterol DELTA5,6-desaturase, sterol DELTA7-reductase, Sterol-C5-desaturase

ECTree

     1 Oxidoreductases
         1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen
             1.14.19 With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water
                1.14.19.20 DELTA7-sterol 5(6)-desaturase