May be specifically involved in neuronal and hepatic functions. Is a C3 toxin-insensitive member of the Rho subfamily (By similarity).
Subcellular locations: Cytoplasmic vesicle, Secretory vesicle, Acrosome membrane
Colocalizes with RACGAP1 in Golgi-derived proacrosomal vesicles and the acrosome.
Highly expressed in testis.