10 20 30 40 50 UUUGUUGCCCACACCCA-- UC G CU A-| CACUGGGA GC CCCUG CU AGCAGCACAG AAUAUUGG A CG GGGAC GA UCGUCGUGUC UUAUAACC G GUGGUGGGGCCGUCGCGAA GU G CC GG^ AUCUGAGU . 110 100 90 80 70 60