10          20        30        40        50        60 
ACCAAGCUUUACCCAAA--|       UG         U               UAUCUAAG 
                   CUGUGAAG  CUGUGGAUU CUUUGUGAAUCACCA        \
                   GACACUUC  GAUACUUAA GAAACAUUUGGUGGU        C
UCUAGUUGACGUCUUCGUG^       GU         U               GGUGUAAU 
 120       110       100        90        80        70