omega-hydroxyceramide transacylase activity
Catalysis of the reaction: an N-(omega-hydroxy-ultra-long chain fatty acyl)-sphingoid base + a (9Z,12Z)-octadecadienoyl-containing triacyl-sn-glycerol = an N-[omega-(9Z,12Z-octadecadienoyloxy)-O-ultra-long chain fatty acyl]-sphingoid base + a diacylglycerol.
GO:0016747
acyltransferase activity, transferring groups other than amino-acyl groups
is_a