Predicted to enable actin binding activity and small GTPase binding activity. Predicted to be involved in actin cytoskeleton organization. Predicted to act upstream of or within regulation of cellular component size and regulation of mitochondrial fission. Predicted to be located in perinuclear region of cytoplasm. Human ortholog(s) of this gene implicated in Charcot-Marie-Tooth disease dominant intermediate E and focal segmental glomerulosclerosis 5. Orthologous to human INF2 (inverted formin 2). [provided by Alliance of Genome Resources, Apr 2022]