Definition of peptidoglycan in English:
peptidoglycan
noun pɛpˌtʌɪdə(ʊ)ˈɡlʌɪkanˌpeptədōˈɡlīkən
mass nounBiochemistry A substance forming the cell walls of many bacteria, consisting of glycosaminoglycan chains interlinked with short peptides.
Example sentencesExamples
- The cell wall, which is relatively porous, consists of many polymer layers of peptidoglycan connected by amino acid bridges.
- For instance, the cell walls of all bacteria contain the chemical peptidoglycan.
- It can attach and bind to cell walls and kill a cell by catalyzing the hydrolysis of cell wall peptidoglycan.
- This coincidence suggests that the D-amino acids originated in peptidoglycan of bacterial cell walls.
- They retain a ‘cell wall’ of peptidoglycan which ought to dispel any doubts about their bacterial origin.