10 20 30 40 50 CACUCACAGCUGAGUGU---| CAG A GUAU U UUUG UCCUUC UACUA UUUAAG CUG UUCUGUU U AGGAGG AUGAU AGAUUC GGC AAGGUAA G AAUAAUUUUUAGGUUCUAAA^ CA- G AAUU U AAUG 110 100 90 80 70 60