Flagellar protein involved in sperm flagellum axoneme organization and function (By similarity). Involved in the regulation of the beating frequency of motile cilia on the epithelial cells of the respiratory tract (By similarity).
Subcellular locations: Cell projection, Cilium, Flagellum, Cytoplasm, Cytoskeleton, Flagellum axoneme, Cytoplasm, Cytoskeleton, Cilium axoneme
Testis-specific.