10          20        30        40        50        60
CUUUGUAUCCUGAGUGU--|   C  C   U    A  A              UAUAAAUA 
                   CUAU AC CGG CACU GC UAUAGUUGGUAAUU        U
                   GAUA UG GUC GUGA CG AUAUCAACCAUUAG        U
CGUAAAUAAUCGACGGUAG^   A  U   C    C  C              UCAAUCCU 
120       110       100        90        80        70