10           20        30         40        50       
CCACAGCGCUGACAUGC---|     U  U       U  -     UCUU     CUGUA 
                    GGUACU AA GAGAAGU GC CCGCG    UUUCG     U
                    CUAUGA UU UUCUUCA CG GGCGC    AAAGC     U
UGCAGAAGUUCCGUCUUAUC^     C  U       -  U     UUAC     AGUGU 
     110       100        90         80        70        60