10             20        30        40        50          
AUUCAGUCUCUAGUAUUC-----| AGU      UA    U   C  UU         AAUAGC 
                       CC   GCUCAC  GGCU UCC GU  UGUUGAACU      \
                       GG   UGAGUG  CCGA AGG CA  AUAACUUGA      A
UGUAUGUUUCAAUACGAAAGAAA^ ---      CC    U   A  U-         AUUUAA 
.       110       100           90        80         70