N-Acetylglucosamine(G) N-Acetylmuramic acid (M) CH>OH CH2OH B1,4) (1,4) 1,4) H NH H NH C=0 HC-CH3 C=0 CH3 C=0 Lysozyme-sensitive CH3 bond NH Peptide bonds HgC-CH- L-Alanine NH CH2-CH2-CH-COOH NH2 D-Glutamic acid NH HOOC-C-CH2-CH2-CH2-CH-C H Meso-diaminopimelic NH D-Alanine acid HaC-CH-COOH Review:the peptidoglycan structure. Shanghai Jiao Tong UniversityShanghai Jiao Tong University Review: the peptidoglycan structure