Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables voltage-gated calcium channel activity. Acts upstream of or within several processes, including flagellated sperm motility; sodium ion transport; and sperm capacitation. Located in acrosomal vesicle and endoplasmic reticulum. Part of CatSper complex. Is expressed in ductus deferens; epididymis; ileum; prostate gland; and testis. Orthologous to human CATSPER3 (cation channel sperm associated 3).