10 20 30 40 50 AUGCCACCGAUGUGUAU--| AA G GCAGU GGUUCCCAUCGGCUGUAACAGC CUCCAU UGGAA C UCGGGGGUGGCUGAUAUUGUCG GAGGUG ACCUU C UAGAGGGCCCCAGAAAACG^ GC - GCCGG 110 100 90 80 70 60