10 20 30 40 50 CCCGGGCUCCCGCGUUA--| UCGG UU C GGUUAA GGCC CCUGG CAAGUAAUC AGGAUAGGCU C CCGG GGACU GUUCAUUAG UCUUAUCCGG C GGCAGACAAACGACGACCG^ UGAA GU U CACGUC . 110 100 90 80 70 60