10        20          30        40        50     
CAAAGUAAAAUCUAUAAAAUA--|   A           A              AA 
                       UUCU AAAGUAUAUCA GUUAGUUCUCAAAG  G
                       GAGA UUUCAUAUAGU CAAUCAAGAGUUUC  C
GUAAAUAAUGGUUUUUAUAGAGA^   G           A              UU 
110       100        90        80        70        60