CDP-ethanolamine: diacylglycerol ethanolamine phosphotransferase (22:6(4Z,7Z,10Z,13Z,16Z,19Z)/20:5(5Z,8Z,11Z,14Z,17Z))
cdpea_c + 12dgr226n3205n3_c ⇌ cmp_c + h_c + pe226n3205n3_c