10          20        30        40        50        60 
CUAUUAUUUUCAUGGUC--|  G              A     U  G        CUCCAAU 
                   UGG UCGGACCUUUGCCA UUUUC CC CGGUGAUA       \
                   ACC AGCCUGGAGAUGGU AAAAG GG GCCACUAU       G
ACCUUUCCCUACCAGACUG^  G              C     U  -        UAGCAGC 
120       110       100        90        80         70