10 20 30 40 50 60 GCUGAAGAUGGACACUG- -| U GU UUAGGGUCAUAC GUACU CUGUGGGA GAG AGUAGAUUGUAUAGUU C CAUGG GGCACCCU UUC UCAUCUGACAUAUCAA C CGGUCAGUCUUCUCUUCG U^ - UG UAGAGGUUCUAC . 120 110 100 90 80 70