10         20         30        40        50        60         
CCUUAUUAGAGGAUUCU-   -|         U                 U   GUGGGGUAGGGAUAUU 
                  GCU CAUGCCAGGG GAGGUAGUAAGUUGUAU GUU                A
                  CGG GUGUGGUCCC UUUCAUCAUUCAACAUA CAA                G
UUCUGAUUCACACUUAUA   U^         -                 U   UAGAAGAUUAACCCCG 
       130       120       110        100        90        80        70