Predicted to enable several functions, including cytoskeletal protein binding activity; enzyme binding activity; and protein kinase activity. Predicted to be a structural constituent of muscle. Involved in sarcomere organization. Located in I band. Biomarker of myocardial infarction. Human ortholog(s) of this gene implicated in intrinsic cardiomyopathy (multiple) and myopathy (multiple). Orthologous to human TTN (titin). [provided by Alliance of Genome Resources, Apr 2022]