May play an important role in formation and fusion of Golgi-derived vesicles during acrosome biogenesis.
Cytoplasm, cytoskeleton . Golgi apparatus . Cytoplasm . Nucleus . Cytoplasmic vesicle, secretory vesicle, acrosome . Detected at the Golgi apparatus during acrosome biogenesis. Detected at the subacrosomal layer in round spermatids. Detected in sperm head and tail. .
Strongly expressed in testis. Also expressed in other tissues.