Predicted to enable tropomyosin binding activity. Predicted to be involved in actin cytoskeleton organization; muscle contraction; and positive regulation of actin filament polymerization. Predicted to be located in actin filament; cytosol; and sarcomere. Predicted to be active in striated muscle thin filament. Is expressed in several structures, including cardiovascular system; genitourinary system; gut; smooth muscle tissue; and spleen. Orthologous to human LMOD1 (leiomodin 1). [provided by Alliance of Genome Resources, Apr 2022]