Intraflagellar transport protein IFT172 contains a C-terminal ubiquitin-binding U-box-like domain involved in ciliary signaling. - Zacharia NK; Kuhns S; Boegholm N; Christensen A; Wang J; Petriman NA; Lorentzen A; Fialova JL; Menguy L; Saunier S; Christensen ST; Andersen JS; et al. (ELife, 2026)