10          20        30        40        50
UGACUGCCAGGGCACUU--|  A        GA    G            A 
                   GGG AUGGCAAG  AACC UUACCAUUACUG G
                   CCU UAUCGUUC  UUGG AAUGGUAAUGAU U
AGAAGGACCGUGCAAAAGA^  A        UC    G            U 
100        90        80        70        60