lipid A 4'-(2-aminoethyl diphosphate) (E. coli) + a 1,2-diacyl-sn-glycerol => lipid A (E. coli) + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + H(+)
lipid a 4'-(2-aminoethyl diphosphate) (e. coli) + a 1,2-diacyl-sn-glycerol => lipid a (e. coli) + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + h(+)