1-O-acyl-N-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine => N-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine
1-o-acyl-n-(acetyl)-sphing-4-enine + a 2-acyl-sn-glycero-3-phosphoethanolamine => n-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine