10          20        30        40        50        60
UGUGAAAAUCCGAACUU--|     CUC    A     U  U   AGC       GUUGGG 
                   GCCAGA   GGGU GGCAG GU GUU   UGGCUGC      U
                   CGGUCU   UUCA CCGUC CA CGA   ACCGACG      C
GUAAUUGUUCUUCUUGGGU^     UCC    -     C  U   C--       ACCGGA 
       110       100        90         80          70