10          20         30        40        50        60
CUGGCUGCUAUCCCUCU--           C-| A             A       UUACGU 
                   CUCUGUGUCCU  CC GUGGUUUUACCCU UGGUAGG      C
                   GGGACAUAGGA  GG CACCAAGAUGGGA ACCAUCU      A
GACAAGGUACAACUCUCGA           CA^ -             C       UGUCGG 
120       110       100        90         80        70