10          20        30        40        50        60
UUGUGUUCUGAGUUUUGAA--|  U          U    U   U         AUGAAAU 
                     UCA AAUUCUGAGA UGAA UCA AAUUCUGAG       U
                     AGU UUAAGACUCU AUUU AGU UUAAGACUC       A
AAAGACUAAGACGCUUAUCUC^  C          U    C   C         UAAAUCU 
120       110       100        90        80        70