10        20          30        40        50        60        70 
GCUUCAAUUUCGUGUAAUUACCCCC--|  G         AU     AG      UUGAUUUAAACAAAAGA 
                           AUU AACGCACUU  CUACA  UCCAUA                 G
                           UAA UUGCGUGAA  GAUGU  AGGUAU                 A
AAUCAAGGUUGCUACUGUACACAUUGA^  G         GU     A-      UAACUCUCUAGACCUAG 
 140       130       120       110       100         90        80