10            20        30        40        50         
CACCUCCCCAGGGAGCA----| UG      C        CA  C  A     GU CGUCUU 
                     GC  CCUGCU UGGCUGGU  AA GG ACCAA  C      \
                     CG  GGACGA AUCGACCA  UU CC UGGUU  G      C
AGGUCCCUGGCCCGUAACGGU^ --      C        AC  C  C     UG AGAGUU 
       110       100          90        80        70        60