Structure-Function Analysis of 2-Sulfamoylacetic Acid Synthase in Altemicidin Biosynthesis Academic Background Sulfonamide antibiotics, such as altemicidin and its analogs, have garnered significant attention due to their notable antitumor and antibacterial activities. These compounds feature a rare sulfonamide side chain, which holds great importa...

Discovery of Celludinone C and Its SOAT Inhibitory Activity Academic Background Sterol O-Acyltransferase (SOAT) is an enzyme that catalyzes the esterification of cholesterol and plays a critical role in maintaining intracellular lipid homeostasis. SOAT has two isozymes, SOAT1 and SOAT2, which exhibit significant differences in tissue distribution a...

Identification of Nanaomycin A and Its Analogs as Functional Inhibitors of the Type IX Secretion System in Porphyromonas gingivalis Using a Novel Screening Method Academic Background Porphyromonas gingivalis is a Gram-negative anaerobic bacterium recognized as one of the primary pathogens in chronic periodontitis. Beyond periodontal diseases, P. gi...

Discovery and Research of the New Antibiotic Thiazoplanomicin Academic Background In recent years, the issue of antibiotic resistance has become increasingly severe, particularly with Neisseria gonorrhoeae (gonococcus), a common sexually transmitted pathogen. Gonococcus can rapidly develop drug resistance, rendering traditional antibiotics such as ...

Isolation and Identification of Three New Isomer Impurities in Milbemycin Oxime Drug Substance Academic Background Milbemycins are a class of 16-membered macrolides produced by Streptomyces, exhibiting potent anthelmintic and insecticidal activities with low mammalian toxicity. Milbemycins and their derivatives are widely used in agriculture and ve...