10          20        30        40        50        60 
GGCGGCGGACGGGCCGU--|      C    CU         UA        C  CGUGAGA 
                   GCCUGCC CGCU  AGCAGCACG  AAUAUUGG GU       U
                   CGGACGG GCGA  UCGUCGUGU  UUAUAACC CA       A
UGUUCGGGGCGGCAGCACC^      U    CU         UA        C  AGUGGUC 
  120       110       100        90        80        70