10 20 30 40 50 60 GGGCCCCGGCCCGGACA--| GUC U C U GGGCU CCGGCCCCGCC CCAGUGU CAGACUAC UGU CA C GGUCGGGGCGG GGUUACA GUCUGAUG ACA GU U GGGGUCCCCGCGACGAGUG^ AUU C - U GUAGC . 110 100 90 80 70