Predicted to enable SH3 domain binding activity. Predicted to be located in several cellular components, including cell junction; cell projection; and cytoskeleton. Predicted to be active in cytosol. Is expressed in diaphragm; heart ventricle; lung; and vertebral axis musculature. Orthologous to human AFAP1L1 (actin filament associated protein 1 like 1). [provided by Alliance of Genome Resources, Apr 2022]