Predicted to enable kinase binding activity and protein serine/threonine kinase activator activity. Involved in response to activity and response to thyroid hormone. Located in cytosol and membrane. Part of protein-containing complex. Colocalizes with Z disc. Biomarker of hyperthyroidism and transient cerebral ischemia. Human ortholog(s) of this gene implicated in hepatocellular carcinoma. Orthologous to human CAB39 (calcium binding protein 39). [provided by Alliance of Genome Resources, Apr 2022]