Penicillin is an antibiotic that is used to treat bacterial infections. Penicillin kills susceptible bacteria by specifically inhibiting the transpeptidase that catalyzes the final step in cell wall biosynthesis, the cross-linking of peptidoglycan.
M.Lobanovoska and G.Pilla. Penicillin's discorvery and Antibiotic resistance:Lessons for the future? Yale J Biol Med 2017 Mar, 90(1): 135-145
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