10          20        30        40        50         
CAAUAUGCAUGUAUAUCA--|  UC       ACA     U    GA       UAUUAU 
                    GUG  UUCGAAG   GGUAC GAGU  CUCUGAG      \
                    CAC  AAGUUUC   CCAUG UUCA  GGGACUC      C
UUAGUAGUAGCAACUGACAC^  UC       GAC     U    AA       UUUGAA 
       110       100        90        80        70        60