10          20        30        40        50
CCUCGGUGGGCACAGGG--|   C       GA    G            U 
                   CAGC UGGCGGG  AACC UUACCAUUACUG G
                   GUCG GUCGCCC  UUGG AAUGGUAAUGAU U
GCCGAGGCCGUGGCUGUGA^   C       UC    G            U 
100        90        80        70        60