part of peptidoglycan metabolic process glycosaminoglycan biosynthetic process peptidoglycan biosynthetic process https://github.com/geneontology/go-ontology/issues/29745 peptidoglycan synthesis peptidoglycan formation peptidoglycan biosynthesis murein biosynthesis peptidoglycan anabolism The chemical reactions and pathways resulting in the formation of peptidoglycans, any of a class of glycoconjugates found in bacterial cell walls and consisting of long glycan strands of alternating residues of beta-(1,4) linked N-acetylglucosamine and N-acetylmuramic acid, cross-linked by short peptides. GO:0009285 murein biosynthetic process GO:0009252 biological_process peptidoglycan-based cell wall biogenesis cell wall macromolecule biosynthetic process