Predicted to enable actin filament binding activity. Acts upstream of or within positive regulation of transcription by RNA polymerase II. Located in myofibril. Is expressed in several structures, including brain; diaphragm; early conceptus; oocyte; and skeletal muscle. Orthologous to human ABLIM2 (actin binding LIM protein family member 2). [provided by Alliance of Genome Resources, Apr 2022]