Predicted to enable GTPase activity and myosin V binding activity. Predicted to be involved in Golgi vesicle transport; intracellular protein transport; and retrograde transport, endosome to Golgi. Predicted to act upstream of or within protein transport and vesicle-mediated transport. Predicted to be located in cytoplasmic vesicle and membrane. Predicted to be active in Golgi apparatus. Is expressed in several structures, including nasal cavity epithelium; nervous system; and neural retina. Orthologous to human RAB6B (RAB6B, member RAS oncogene family). [provided by Alliance of Genome Resources, Apr 2022]