10 20 30 40 50 60 UCACUCUGUGUAAAAUA- GU -| UC A A A CGCUUGUA UG UGUC UCA UUUUG UUGUUGCUC GA AGC \ AC ACGG AGU GAAAC AACAACGGG CU UCG A CACACGUAACUUCUAUCG UG C^ CA C - G GCUCAUGU 120 110 100 90 80 70