Many of the most potent antibiotics originate from bacteria. A large proportion belong to a class of compounds known as nonribosomal peptides (NRP). They are produced by large bacterial enzyme machineries—the nonribosomal peptide synthetases, or NRPS for short.
Source: [Phys.org](https://phys.org/news/2026-10-bacteria-reinvent-weapons-chance-gene.html)