Predicted to enable several functions, including ATP binding activity; actin filament binding activity; and calmodulin binding activity. Located in A band and intercalated disc. Is expressed in several structures, including gonad; gut; hemolymphoid system gland; integumental system; and skeletal musculature. Orthologous to human MYH1 (myosin heavy chain 1). [provided by Alliance of Genome Resources, Apr 2022]