10 20 30 40 50 UCCAUCUCGGGGAAUAU- C- A A UU -| GUAUGA CAG CCU UGGGA AGGUCCAAU UACAU GCCCU \ GUC GGA ACCCU UCCAGGUUG GUGUA CGGGA A AGACGUACACAUUCUUGU CC C G GU U^ AAAAUA . 110 100 90 80 70 60