10 20 30 40 50 60 NNNNNNNNNNNNNNNUGA --| U UGU U C CUUCCGCC GGA AUGUUUCUG GGCAG AGU AG UGGUUGU G CCU UACGAAGAU CCGUC UCA UC ACCAACA U AAAGUCUGCUAUUAAAGU GA^ U UCC U - UUUAAUUA 120 110 100 90 80 70