Topological adaptation of heliorhodopsins enables exogenous second-antenna acquisition in monoderm phototrophs
Daniil A. Kornilov, Sergey S. Bukhdruker, Roman Astashkin…·Valentin Gordeliy
The paper identifies a conserved carotenoid-binding site in heliorhodopsins, revealing their role in light harvesting through exogenous xanthophyll recruitment due to inverted membrane topology.