10 20 30 40 50 60 CCUGAGGUGGGCAGGCU-- UG CU -| A U GUGCUGG GGG GGGGCC CGUC UUACCC GCAGUGUU GG U CCU CCCCGG GUAG AAUGGG CGUCAUAA CU C CUACCUACAGCGACUGUGU GU AG U^ C U CUGAGGG 120 110 100 90 80 70