Predicted to enable protein heterodimerization activity and thyrotropin-releasing hormone receptor binding activity. Predicted to be involved in adenylate cyclase-activating G protein-coupled receptor signaling pathway and regulation of thyroid hormone mediated signaling pathway. Predicted to be active in cytoplasm and extracellular space. Orthologous to human GPHB5 (glycoprotein hormone subunit beta 5). [provided by Alliance of Genome Resources, Apr 2022]