Predicted to enable hormone activity. Predicted to be involved in G protein-coupled receptor signaling pathway. Located in cytoplasm. Is expressed in brain. Human ortholog(s) of this gene implicated in congenital nongoitrous hypothyroidism 4 and hypothyroidism. Orthologous to human TSHB (thyroid stimulating hormone subunit beta). [provided by Alliance of Genome Resources, Apr 2022]