10          20        30        40        50         
CUCCCUGCGCCUCCCGC--| G    U      G        A         AGUUUGCA 
                   AG GCCC GACUGG AUAUCAUC UAUACUGUA        \
                   UC UGGG CUGAUC UGUAGUAG AUAUGACAU        A
GCGACCGAGGUCUCGACCC^ G    C      A        -         CACAGAGC 
      110       100        90        80         70        60