a 1-O-(1Z-alkenyl)-sn-glycero-3-phosphoethanolamine + (9Z)-octadecenoyl-CoA <=> 1-O-(1Z)-alkenyl-2-(9Z)-octadecenoyl-sn-glycero-3-phosphoethanolamine + CoA
a 1-o-(1z-alkenyl)-sn-glycero-3-phosphoethanolamine + (9z)-octadecenoyl-coa <=> 1-o-(1z)-alkenyl-2-(9z)-octadecenoyl-sn-glycero-3-phosphoethanolamine + coa