10 20 30 40 50 GCAUGCCCAGCAUUGCU--| U C GU C GU AC UUCUAU CACUGU GC G C GGACUUU GGGUCAG GG \ GUGGCG CG C G CCUGAAA CUCGGUC CC A CCUUGUACACAUUCAGUAC^ U A UG U GU AU UGUACU 110 100 90 80 70 60