10 20 30 40 50 UGAUGACGGAGAACUCU--| UG A U C AUCUGUAAG UUUUU GUU GUAG UUUCUUCUCU AGUUU A AAAAA CAA CGUC AGAGAAGAGA UCAAA U CCUCUUGGUACAACGAAAC^ GU C U C CACCAUAUU . 110 100 90 80 70 60