10 20 30 40 50 CCGUCUUCCCGCGUAAC--| U G G A G AUUCAU GUG GUA UGCUCUGCU AGG AGGU CUGGUUGC U CAC CGU AUGAGGCGA UCC UCCA GAUUAAUG C GUGACGUCUGCAGGAAGUC^ U A G C G AGAAUA . 110 100 90 80 70 60