Peptidoglycan or murein is a polymer that makes up the cell walls of bacteria. It is made of many sugars (or monosaccharides), and amino acids.
![](http://up.wiki.x.io/wikipedia/commons/thumb/d/d7/Peptidoglycan_en.svg/220px-Peptidoglycan_en.svg.png)
![](http://up.wiki.x.io/wikipedia/commons/thumb/2/29/Mureine.svg/220px-Mureine.svg.png)
Peptidoglycan is made of chains of sugars. Each chain has N-acetylglucosamine and N-acetylmuramic acid, one after the other. The chains are linked to each other by 4-5 amino acids, and other sugar molecules, such as glycine.[1]
References
change- ↑ Voet, Donald; Voet, Judith G. (2011). Biochemistry (4th ed.). John Wiley & Sons, Inc. pp. 376. ISBN 9780470570951.