10 20 30 40 50 GCCGUAUCUCCUAUUACA--| A G CC UG UG C UUGAC CCCAG ACCCAG GCCUGUG U G AA GCU U GGGUC UGGGUC UGGACAC A C UU UGA U AAGAAAGUGAACAACUGUUC^ G G AA GU GU U AGUAC 110 100 90 80 70 60