10          20        30        40        50        60
CUUUGUAUCCUGAAUGU--|   C  C        A  A              UAUAAAUA 
                   CUAU AC CGGGCACU GC UAUAGUUGGUAAUU        U
                   GAUA UG GUCCGUGA CG AUAUCAACCAUUAG        U
CGUAGAUAAUCAACGGUAG^   A  U        C  C              UCAAUCCU 
120       110       100        90        80        70