10          20        30        40        50         
CCCCUCCACACCUAACCA--|  U      G            C        CGGUUUGU 
                    CAC GUCUCC GGGCUUGUUUUC GUUGCCUG        U
                    GUG CGGAGG UCUGAACGAAAG CGACGGAC        C
GAGAGAAGGUCGUCGUCGAG^  U      G            -        UCAGUGAC 
       110       100        90        80         70        60