10 20 30 40 50 60 UUCUGCAUUUUUCUGGG----| GU UA UU GUAAGGUG CAGUC UGC CUGUAAACAUCC GACUGGAAGCU \ GUCGG ACG GACAUUUGUAGG CUGACUUUCGA C ACCACGAGUCCUACUGACACC^ -- GC -- GGGAAGAU 120 110 100 90 80 70