10         20         30        40        50        60  
CGUUAAUUUCUUGUUCA-   -|   U  U  U         CCC           GUAAAGA 
                  GAA AGUC GU GU GUAAACAUC   GACUGGAAGCU       \
                  CUU UCGG CA CG CGUUUGUAG   CUGACUUUCGA       U
AUUGUUCCACUACAGGCA   G^   C  U  U         A--           AUCAACA 
 120       110       100        90          80        70