10         20         30        40        50        60 
CAGUUAGAAAUUGCAGA-    -|  U    CU         CCC           GUAAAA 
                  GAAA GUC GUGG  GUAAACAUC   GACUGGAAGCU      U
                  CUUU CGG CACC  CGUUUGUAG   CUGACUUUCGA      A
UUUGCCCACCUACUGAGA    A^  U    AU         A--           ACUUCC 
120       110       100        90        80          70