Predicted to enable guanyl-nucleotide exchange factor activity and metal ion binding activity. Involved in filopodium assembly. Predicted to be located in cytoskeleton. Predicted to be active in cytoplasm. Is expressed in several structures, including lung; musculature; nervous system; and spleen. Orthologous to human FGD3 (FYVE, RhoGEF and PH domain containing 3). [provided by Alliance of Genome Resources, Apr 2022]