The chemical reactions and pathways resulting in the formation of diaminopimelate, both as an intermediate in lysine biosynthesis and as a component (as meso-diaminopimelate) of the peptidoglycan of Gram-negative bacterial cell walls. [ GOC:ma https://www.worldcat.org/search?q=bn%3A0198547684 ]
Synonyms: diaminopimelate biosynthesis diaminopimelate synthesis diaminopimelate formation diaminopimelate anabolism