10 20 30 40 50 UGGGAAUGUUCGUGUCA-- UU C-| U G AUGUUCUG GGUUU CCAUC AGUGGUUCUAA CA UUCACA \ UCAAG GGUAG UCACCAGGAUU GU AAGUGU A ACGAGGCUAACCACAUGCA UU UA^ U A AGCAGUAU 120 110 100 90 80 70