10          20        30        40        50
UGACUGCCAGGGCACUU--|  A        GA                 A 
                   GGG AUGGCAAG  AACCGUUACCAUUACUG G
                   CCC UAUCGUUC  UUGGUAAUGGUAAUGAU U
AGAAGGACCGUGCAAAAGA^  A        UC                 U 
100        90        80        70        60