10          20        30        40        50        60
GGUGAGAUAACAUCUGA--|    U  A    C    A      ACG  A    CUGUAUU 
                   GCGUC GU CGUC GACG GCAGGC   AU GCGU       U
                   UGCAG CG GCAG CUGC UGUCUG   UA CGCG       C
UGAGCACGUACAACGAUAG^    C  A    C    A      CGA  G    GCAGAGU 
120       110       100        90        80        70