10          20        30        40        50        60  
AAUUCAAUGAAGAAUAU--|        C  CC   C     UG UA       CCUCAGUCA 
                   GACGCGUAG GC  GGG UUUAG  G  CAGUGGG         \
                   UUGUGCGUC CG  CCC GAAUC  C  GUCAUCU         U
ACUGAAAUGGCUUCUACCU^        A  AA   U     GU CG       GCACGGUUG 
   120       110       100        90        80        70