10          20        30         40        50          
UCCUCCGAGAUGCCCUC--      U      GA-|    A  U           GUGUGUA 
                   AAGGAA GGCUCU   UGCUG GG UCAAACUGUAU       \
                   UUCCUU CCGAGA   ACGAC CC AGUUUGAUAUG       U
ACACACAAAAACACAAAAA      U      AAC^    A  U           ACCUGGU 
120       110       100        90        80        70