10 20 30 40 50 GUGGACGCGUGCUUGUA--| G A UAAACUCU CAGUGCA UCAUCCAUAAAGUAG AAGCACUAC U GUCAUGU AGUAGGUAUUUCAUC UUUGUGAUG C CAGCAGAGGGACUUCUGUU^ G C UGACACCG . 110 100 90 80 70 60