10          20        30        40        50        60  
UCUGGCCUGGCCUCUUGCA--|    U    CCGU                GUUGGACACUCC 
                     GUGCC CGCU    GUAUUUGACAAGCUGA            \
                     CACGG GUGA    CAUAAACUGUUUGACU            G
ACCGGACCUCGACGAUUCGUA^    C    ACCC                GUGAGAUGGUGU 
   120       110       100        90        80        70