acyl-lipid Delta(12)-acetylenase activity
Catalysis of the reaction: (9Z,12Z)-octadecadienoyl-containing glycerolipid + 2 Fe(II)-[cytochrome b5] + 2 H+ + O2 = a (9Z)-octadec-9-en-12-ynoyl-containing glycerolipid + 2 Fe(III)-[cytochrome b5] + 2 H2O.
GO:0016717
oxidoreductase activity, acting on paired donors, with oxidation of a pair of donors resulting in the reduction of molecular oxygen to two molecules of water
is_a
D12-fatty acid dehydrogenase activity
exact
Delta12 fatty acid acetylenase
exact
delta12-fatty acid dehydrogenase activity
related
linoleate delta-12-fatty acid acetylenase (desaturase) activity
exact