Predicted to enable GTPase activator activity and SH3 domain binding activity. Predicted to be involved in positive regulation of GTPase activity and receptor-mediated endocytosis. Predicted to act upstream of or within endocytosis. Predicted to be located in endosome. Predicted to be active in cytoplasm. Is expressed in brain; sensory organ; and skeleton. Orthologous to human ARHGAP27 (Rho GTPase activating protein 27). [provided by Alliance of Genome Resources, Apr 2022]