Biologically Active Substance
peptidoglycan Audio
pep·ti·do·gly·can
Subclass of:
Polysaccharides, Bacterial; Glycopeptides; Mucoproteins
Definitions related to peptidoglycan:
  • A structural polymer of the bacterial cell envelope consisting of sugars and amino acids which is responsible for both shape determination and cellular integrity under osmotic stress in virtually all bacteria.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Polysaccharide covalently linked to crosslinked peptides to form a matrix found in bacterial cell walls.
    CRISP Thesaurus
    National Institutes of Health, 2006
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