10 20 30 40 50 UCUGCCACGUCACGUGAUU- -| CAU A U A A GUGAU GUCUCC UCA UUUG UUG UGCUC GA AGCC \ UAGGGG AGU AAAC AAC ACGAG CU UCGG U AUAUAGAGCACCAUAAAUUU C^ AAU A U - A UUAGU 110 100 90 80 70 60