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EC Explorer

EC 1.14.19.39 Details
EC number
1.14.19.39
Accepted name
acyl-lipid Δ12-acetylenase
Reaction
linoleoyl-[glycerolipid] + 2 ferrocytochrome b5 + O2 + 2 H+ = crepenynyl-[glycerolipid] + 2 ferricytochrome b5 + 2 H2O
Systematic name
Δ12 acyl-lipid,ferrocytochrome-b5:oxygen oxidoreductase (12,13-dehydrogenating)
Comment
The enzyme, characterized from the plant Crepis alpina, converts the double bond at position 12 of linoleate into a triple bond. The product is the main fatty acid found in triacylglycerols in the seed oil of Crepis alpina.
History
created 2000 as EC 1.14.99.33, transferred 2015 to EC 1.14.19.39
EC Tree
2.5.1.12 created 1972, deleted 1976
2.5.1.13 created 1972, deleted 1976
2.5.1.14 created 1972, deleted 1976
2.5.1.37 created 1989, deleted 2004
2.5.1.40 created 1992, deleted 1999