10 20 30 40 50 60 UGGGAUAGACCUGUAAUAU-- CUA U-| U UGUAAAUGUUG CCAGU UAUACGCUUCAUC GCA GCUGAUA \ GGUCA AUAUGUGAAGUGG CGU CGACUAU A CCCUUCAGAACUACGUACAAU AAG CC^ - CAGUAACUUAG 120 110 100 90 80 70