>tr|Q9JJM4|Q9JJM4_RAT Betacellulin OS=Rattus norvegicus GN=Btc MDSTAPGSGVSSLPLLLALVLGLVILQCVVADGNTTRTPETNGSLCGAPGENCTGTTPRQ KSKTHFSRCPKQYKHYCIHGRCRFVMDEQTPSCICEKGYFGARCEQVDLFYLQQDRGQIL VVCLIGVMVLFIILVIGVCTCCHPLRKHRKKKKEEKMETLSKDKTPISEDIQETNIA