10 20 30 40 50 60 GUUACCCGCGUACUUGC- A A-| U C UU U GGUUAUCA CCG UA GCC GUGGGAG GAGA AAGGCU GCU C GGC AU UGG UAUCCUC CUCU UUCUGA UGA G UCGUGCAUGCUACUUCGU A CA^ C U UU C UGCAAAUU 120 110 100 90 80 70