>sp|P01222-2|TSHB_HUMAN Isoform 2 of Thyrotropin subunit beta OS=Homo sapiens OX=9606 GN=TSHB MLSFLFFPQDINGKLFLPKYALSQDVCTYRDFIYRTVEIPGCPLHVAPYFSYPVALSCKC GKCNTDYSDCIHEAIKTNYCTKPQKSYLVGFSV