Production improvement of dalbavancin precursor A40926B0 in Nonomuraea gerenzanensis through strain reconstruction and fermentation optimization
Dalbavancin is a potent next-generation lipoglycopeptide antibiotic, but the biosynthesis of its essential precursor, A40926B0, is severely hindered in its native producer Nonomuraea gerenzanensis. Complex competing metabolic pathways and strict transcriptional repression in this strain lead to critical industrial bott...