10          20        30        40        50        60 
GGGCCUGGCUGGACGGA--|          U          ACA           GAACAUC 
                   GUUGUCAUGUG CUGCCUGUCU   CUUGCUGUGCA       \
                   UAACAGUACAC GACGGACAGA   GGACGACAUGU       C
ACCAACAGUAAGUCCGACC^          U          CAC           CCACUCG 
 120       110       100        90        80        70