EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
1.14.19.26 | alpha-linolenic acid + ferrocytochrome b5 + O2 + H+ |
- |
Ceratodon purpureus |
stearidonic acid + ferricytochrome b5 + H2O |
- |
? |
1.14.19.26 | more |
the fatty acids 16:3DELTA7,10,13, 20:2DELTA8,11, 20:3DELTA8,11,14 and 20:4DELTA5,8,11,14 do not serve as substrates |
Ceratodon purpureus |
? |
- |
? |
1.14.19.26 | myristoyl-[acyl-carrier protein] + 2 reduced ferredoxin [iron-sulfur] cluster+ O2 + 2 H+ |
- |
Thunbergia alata |
(Z)-tetradec-6-enoyl-[acyl-carrier protein] + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O |
- |
? |
1.14.19.26 | oleic acid + ferrocytochrome b5 + O2 + H+ |
- |
Ceratodon purpureus |
? |
- |
? |
1.14.19.26 | palmitoleic acid + ferrocytochrome b5 + O2 + H+ |
- |
Ceratodon purpureus |
? |
- |
? |
1.14.19.26 | palmitoyl-[acyl-carrier protein] + 2 reduced ferredoxin [iron-sulfur] cluster + O2 + 2 H+ |
- |
Thunbergia alata |
(Z)-hexadec-6-enoyl-[acyl-carrier protein] + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O |
- |
? |
1.14.19.26 | palmitoyl-[acyl-carrier protein] + 2 reduced ferredoxin [iron-sulfur] cluster + O2 + 2 H+ |
no desaturation activity with palmitoyl-CoA ester |
Thunbergia alata |
(Z)-hexadec-6-enoyl-[acyl-carrier protein] + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O |
DELTA6-hexadecenoyl-[acyl-carrier protein] i.e. sapienoyl-[acyl-carrier-protein] i.e. (Z)-hexadec-6-enoyl-[acyl-carrier protein] |
? |
1.14.19.26 | palmitoyl-[acyl-carrier protein] + 2 reduced ferredoxin [iron-sulfur] cluster + O2 + 2 H+ |
no desaturation activity with palmitoyl-CoA. DELTA6 desaturase activity is approximately 7-fold higher using palmitoyl-[acyl-carrier protein] as substrate rather than either myristoyl-[acyl-carrier protein] or stearoyl-[acyl-carrier protein] |
Thunbergia alata |
(Z)-hexadec-6-enoyl-[acyl-carrier protein] + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O |
DELTA6-hexadecenoyl-[acyl-carrier protein] i.e. sapienoyl-[acyl-carrier-protein] i.e. (Z)-hexadec-6-enoyl-[acyl-carrier protein] |
? |
1.14.19.26 | stearoyl-[acyl-carrier protein] + 2 reduced ferredoxin [iron-sulfur] cluster + O2 + 2 H+ |
- |
Thunbergia alata |
(Z)-octadec-6-enoyl-[acyl-carrier protein] + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O |
- |
? |