Predicted to enable phosphatidylinositol-3-phosphate binding activity. Predicted to be involved in intracellular protein transport and positive regulation of GTPase activity. Predicted to act upstream of or within negative regulation of signal transduction and protein transport. Predicted to be located in endosome and membrane. Predicted to be active in early endosome. Is expressed in embryo. Orthologous to human SNX13 (sorting nexin 13). [provided by Alliance of Genome Resources, Apr 2022]