10          20        30        40        50        60  
CAAUAAUUCAACGGAUAC--|       A       C  U   U    U  GCU  UUUGAAC 
                    AGCCUCAU CCAAGGG GG UAC CUGU CU   UG       \
                    UUGGGGUA GGUUCCC CC GUG GACA GA   AC       U
GACGGCGACGACGAAGUUUU^       A       U  U   U    -  GU-  UCCCAUU 
 120       110       100        90        80          70