10 20 30 40 50 AAGUGCCAUAGUCCACA--| C A G AU UGAACAU GUCG CUAUAUGU CCCU UAGA CGAAUUUGUG \ UAGC GGUAUAUA GGGG AUCU GCUUAAACAC U UUGAAAUGUUCCGAGACCG^ A A - CU UGAGACU . 110 100 90 80 70