10             20        30        40        50         
GUUUGUAACUCCAAUGAU-----|    UAC    C          UU      G   GUUUU 
                       UUGAC   GAAA CGGUUUUCGA  UGGUUU ACU     U
                       AACUG   UUUU GUCGAAAGUU  ACUAGA UGA     C
GCCUUACACCUUACACCAUAAGU^    ---    A          UU      G   ACAUA 
.       110       100           90        80        70        60