10          20        30        40        50          
ACAACAAAGCUACCACU--|    CCUGAC      U  UG    A  U   U-  UCCCU 
                   UAGCA      CCAGUG CC  GGAU GA AGG  GA     \
                   AUCGU      GGUUAC GG  CCUA CU UCC  CU     U
CCCCUCAACCACCACUCCC^    CGCCGU      -  GU    C  U   UC  AACGU 
       110       100        90         80        70        60