10          20        30        40        50        60          
CUUGAGAGGAGGACCAGG--|   UG      U                 U   GUUGGGGUUUGGGAUGC 
                    GCUC  CUGGGG GAGGUAGUAAGUUGUGU GUU                 \
                    CGAG  GACCCC UUCCGUCAUUCAACAUA CAA                 G
ACCCCCCCUACACACCUCGA^   GU      -                 U   UAGAGGCGUUCCCCCGU 
.       130       120       110        100        90        80