10 20 30 40 50 UAUCGGUCGACCGGCCG---| U A AUAU UC CUGAUCA CCGG GG CUGUG UGUCCUG ACAGCAGUA \ GGUC CC GACAC ACAGGGC UGUCGUCAU C AGGGACGCAGCAGCUAAAAU^ - A CGAU UU CCGAGAA . 110 100 90 80 70