10          20        30        40        50          
GAAAGCAAUGUUAUUAC--|   U        A    G     C          UGGUGUU 
                   GUUG CUAUAUGU CCCU UAGAA CGAAUUUGUG       \
                   UAGC GGUAUAUA GGGG AUCUU GCUUAGACAC       U
UCUUAUAGCUUCAAAAACG^   U        A    -     A          UAAUAUA 
.       110       100        90         80        70