Vancomycin-like drugs target peptidoglycan (PG) via binding to C-terminal d-Ala-d-Ala dipeptide. An engineered vancomycin has enhanced affinity for the PG stem peptide, due to probable interactions with a third residue, meso-diaminopimelic acid, in the PG. This engineered vancomycin displays enhanced killing of mycobacteria.
Christopher Vennard, Temitope Oropo, Herman O Sintim. Engineered Vancomycin, with Increased Interactions with Peptidoglycan Stem Peptide, Conquers Non-tuberculosis Mycobacteria. Journal of medicinal chemistry. 2023 Aug 10;66(15):10238-10240
PMID: 37477251
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