Lipids [BR:br08002] PR Prenol lipids PR03 Polyprenols PR0303 Bactoprenol diphosphates C17549 Undecaprenyl-diphospho-N-acetylmuramoyl-(N-acetylglucosamine)-L-alanyl-gamma-D-glutamyl-L-lysyl-(L-alanyl-L-alanyl)-D-alanyl-D-alanine