Predicted to act upstream of or within several processes, including flagellated sperm motility; proacrosomal vesicle fusion; and receptor-mediated endocytosis of virus by host cell. Predicted to be located in nucleolus and trans-Golgi network. Predicted to be active in cytoplasmic vesicle and plasma membrane. Orthologous to human KIAA0319L (KIAA0319 like). [provided by Alliance of Genome Resources, Apr 2022]