10        20          30        40        50        60
UCGAAAAAGAGAAAAAAAAAU--|  C    U    U   C  U           UAGAUU 
                       GCC AAUG UGAU GUC UA UGCAAUUUUUG      U
                       UGG UUAC ACUA CAG AU ACGUUAAGAAC      U
UUUUAUUUUCGACAUAGUUUACU^  U    C    -   A  U           UACGAA 
 .       110       100        90         80        70