10 20 30 40 50 CUGGCUCCGUUUCUCAUU- CC-| CCU G U UAUAAUACUA GC CUACCCUU GUGCU GG UGCUCUG \ CG GGUGGGAA UACGA CC ACGGGAU U GAGAAAGUGUCUUCUUAGU AGA^ AGU A U UUUCGAGUGU . 110 100 90 80 70