10          20        30        40        50        
CUCCUAAUGAUAGAAAUAG--|    G            A         UC  AGUGUU 
                     GGGUA UGUUUUAAUCUC GCUGGUAAU  GG      A
                     UCCAU ACGAAAUUGGGG CGACCGUUG  CC      C
CACUCCAAUCGCCCAAGUACG^    A            A         UU  CCUAGA 
      110       100        90        80        70        60