10          20        30        40        50          
AACGGGAAUACAGAAUA--|   C      U           UU   C  A    UUCUAC 
                   GACU UUCAUG GACUGAUUUCA  UGG GC UAGA      \
                   UUGA AGGUAU UUGACUAAAGU  ACC CG AUCU      A
UUAAAUGACUCAACUGAAA^   A      U           UU   A  -    UUAAAA 
.       110       100        90        80         70