10         20         30        40        50        60 
CUCUGUUAACUUGUGCA-   -|   U  U  U         CCC           GUACCA 
                  GAA GGUC GU GU GUAAACAUC   GACUGGAAGCU      C
                  CUU UCGG CA CG CGUUUGUAG   CUGACUUUCGA      A
GUGACUUUACUGCAGACG   A^   C  U  U         A--           AUCGAC 
120       110       100        90        80          70