Predicted to enable GTP binding activity and GTPase activity. Predicted to be involved in phagosome acidification and phagosome-lysosome fusion. Predicted to be located in phagocytic vesicle. Predicted to be active in Golgi membrane. Orthologous to human RAB39A (RAB39A, member RAS oncogene family). [provided by Alliance of Genome Resources, Apr 2022]