The molecule is the glycolipid moiety of the lipopolysaccharide produced by E. coli. It has a role as an Escherichia coli metabolite. It is a lipid A, a dodecanoate ester and a tetradecanoate ester. It is a conjugate acid of a lipid A(4-) (E. coli).
[(2R,3S,4R,5R,6R)-2-[[(2R,3R,4R,5S,6R)-3-[[(3R)-3-dodecanoyloxytetradecanoyl]amino]-6-(hydroxymethyl)-5-phosphonooxy-4-[(3R)-3-tetradecanoyloxytetradecanoyl]oxyoxan-2-yl]oxymethyl]-3-hydroxy-5-[[(3R)-3-hydroxytetradecanoyl]amino]-6-phosphonooxyoxan-4-yl] (3R)-3-hydroxytetradecanoate