10 20 30 40 50 60 AGGUCAAUAUGAAGAAU- -| AA G GU UUUUGUUC AUAUCUU GUUCU GUGUUCAC GCG CCUUGAU \ UGUAGAA CAAGA CGUAAGUG CGC GGAAUUA U CGACUAAAACUGCUCAUC G^ AC G AC ACCAAAAU 120 110 100 90 80 70