10            20        30        40         50        
UUUAAGCUGGACAAAAA----|   UC   A  C   U       CCA-        GAUAU 
                     CGUU  CGG GC UGG AACUCCA    CCGUUGGC     \
                     GCAA  GCC UG GCC UUGAGGU    GGUAACCG     U
AAGUGACGUAACUACUUACUU^   --   G  C   C       CGAG        ACAGU 
      110       100          90        80        70        60