10 20 30 40 50 UUUGUUGCCUACACCCA-- UC G CU A-| CCGGGA GC CCCUG CU AGCAGCACAG AAUAUUGGCA G CG GGGGC GA UCGUCGUGUC UUAUAACCGU G CGGGGAGGGUCAUCGAGAG GU G CC GG^ CUGAGC . 110 100 90 80 70 60