10         20         30        40        50        60  
UUUUUUUUGCGGUGCAU-      A-| A           AC      U     GUGCAUUUG 
                  UUCCUU  UA AUCUAGCCUCU  UAGGCU UGUCU         \
                  GGGGAA  AU UGGAUUGGAGA  AUCCGA ACAGA         A
CACGAGAGACGACAAACU      CG^ G           GU      U     CUAGAAUAU 
   120       110       100        90        80        70