10         20        30         40        50        60   
UGACUGAAGACAAAUAU-   UACC     CC-|   U   CGU  C       AGAUGUAUUA 
                  UCC    CCGUU   UAAG ACU   GC GCAGGAG          A
                  AGG    GGUAA   AUUC UGA   CG CGUCCUC          U
AAAUUUACGCUACCAAAA   UAUU     UCA^   U   ACU  U       CUUGAACGUC 
      120       110       100        90        80        70