10           20        30        40        50        
CUCUGGAGACCCUGUGC---|     U     UU            C        GUGUC 
                    GUAUCC CAGCU  GAGAACUGAAUU CAUGGGUU     A
                    UAUAGG GUCGA  UUCUUGACUUAA GUGUCCAG     G
CAGAUAGGUGCUACUGUCUC^     -     C-            A        ACUGC 
     110       100         90         80        70        60