10 20 30 40 50
UUAAUCCUGUUACAGAA--| A UG U C GUAUCCA
GGCUGUC CC GU CAAGUAAUC AGGAUAGGCU \
CCGACGG GG CA GUUCAUUGG UCUUAUCCGG U
AGGAGUAAACGUCGUGACG^ A GU C U UCGUCCU
. 110 100 90 80 70