Scientists are tackling the antibiotic resistance crisis by finding new antimicrobial compounds. Although fungi and bacteria, especially actinomycetes, have been the main sources of antibiotics for decades, they are often overlooked due to the rediscovery of known drugs. However, by using advanced methods to isolate minor products, researchers have found that even well-studied strains like Streptomyces rimosus can yield new antibiotics. This strain produces manikomycin, a compound effective against multidrug-resistant bacteria. Manikomycin works by targeting a unique site on the bacterial ribosome, blocking protein synthesis. This discovery highlights the potential of actinomycetes to provide new antibiotics, crucial for combating resistant bacteria.
QUESTION: How might the discovery of new antibiotics like manikomycin impact the future of medicine and public health?
A natural depsipeptide antibiotic binds the E-site of the bacterial ribosome
