Predicted to enable GTPase activator activity; phosphatidylinositol-3,5-bisphosphate binding activity; and small GTPase binding activity. Involved in cellular response to nerve growth factor stimulus and endocytic recycling. Located in endosome membrane. Orthologous to human ACAP2 (ArfGAP with coiled-coil, ankyrin repeat and PH domains 2). [provided by Alliance of Genome Resources, Apr 2022]