10        20         30         40        50         
AAAAUCCCAGAUCCCACUCG-       UUCUAC-|       U           UGAUA 
                     GCACCAU       CCUGUAGA CCGAAUUUGUA     \
                     UGUGGUG       GGAUAUCU GGCUUAAACAU     U
CAUCAUUUACGACUUAAUGGA       UACUUUA^       -           AAGGU 
      110       100        90        80         70        60