Oxygen-induced chromophore degradation in the photoswitchable red fluorescent protein rsCherry
T. Y. H. Bui, E. De Zitter, B. Moeyaert…·B. Pedre
The paper investigates oxygen-induced chromophore degradation in rsCherry, identifying cleavage of the p-hydroxyphenyl ring and formation of cyclic structures as the cause of fluorescence loss.