2.7.8.43 diacylphosphatidylethanolamine + lipid A 1-(2-aminoethyl diphosphate) = diacylglycerol + lipid A 1,4'-bis(2-aminoethyl diphosphate) (3) - 2.7.8.43 diacylphosphatidylethanolamine + lipid A = diacylglycerol + lipid A 1-(2-aminoethyl diphosphate) (1) - 2.7.8.43 diacylphosphatidylethanolamine + lipid A = diacylglycerol + lipid A 4'-(2-aminoethyl diphosphate) (2) -