10          20        30        40        50        60  
GGGGGAAAAAAAAGUGU--|           CC   U        UA       CCUCAGUCG 
                   GAUGCGUAGCGC  GGG CUUAGUGG  CAGUGGG         \
                   UUGUGCGUCGCG  CCC GAAUCAUC  GUCAUCU         C
ACCACAAUGACCUCUACCU^           AA   U        CG       GCACGGCUU 
   120       110       100        90        80        70