10 20 30 40 50 CCAAUCUCCCUCGUAAUC--| AUA CA UAAUCU UGUACUCUUUGG CAGUUGUUCAAC GUUAC A ACGUGGGAAACC GUCAACAAGUUG CAAUG A GUUACUUUACGAAGGUUGAA^ CAA UC UUAAUC . 110 100 90 80 70 60