10 20 30 40 50 CAAUUCCAUCAGACACU- C - CA-| G CUUUAU GUC UA UGGGCUC AAGUGCUGUUCGUGCAG UAG \ CAG GU ACUCGAG UUCACGACGAGUACGUC AUC A CGCCCAGGCUGCACUUCC U A UCC^ - CAGACA . 110 100 90 80 70