CFAP157 is a murine downstream effector of FOXJ1 that is specifically required for flagellum morphogenesis and sperm motility.
Weidemann M, Schuster-Gossler K, Stauber M, Wrede C, Hegermann J, Ott T, Boldt K, Beyer T, Serth K, Kremmer E, et al. Development. 2016 Dec 15; 143(24):4736-4748.