September 20, 2024 by Ananya Sen, University of Illinois at Urbana-Champaign Credit: Nature Chemical Biology (2024). DOI: 10.1038/s41589-024-01727-wLasso peptides are natural products made by bacteria. Their unusual lasso shape endows them with remarkable stability, protecting them from extreme conditions. In a new study, published in Nature Chemical Biology, researchers have constructed and tested models for...