10          20        30         40        50        60  
CGGUGGGUUGAAGACGG--       U UG CU-|  G   U            AGGGUUACAU 
                   GUGGACU C  G   GAG UAG AGGUUGUAUAGU          \
                   CAUCUGG G  C   UUC AUC UCCAACAUAUCA          C
CGACUCUUCCCACAGAGAA       C GU AGU^  G   U            GCGGACUUAA 
    120       110       100        90        80        70