10         20         30        40        50
UCUGUCACAGGGCACUU-     -|      GA                 A 
                  GGGGA UGGCGAG  AACCGUUACCAUUACUG G
                  CCCCU GUCGUUC  UUGGCAGUGGUAAUGAU U
AGAAGGACCGUGUCAAAG     C^      UC                 U 
100        90        80        70        60