SPR206 is a polymyxin analogue and an important class of antibiotic for the treatment of bacterial infections due to multidrug resistant Gram-negative pathogen.
Cercosporin is produced by a plant pathogen, Cercosporakikuchii, and the elsinochromes. Cercosporin is a potent photosensitizer with a short activation wavelength. Cercosporin contains the perylene quinone structural features necessary for PKC activity (I