10 20 30 40 50 GUUUGAUUGUCUGUUGU--| A A A AUGAUUC GAGCUUA UCCU UAUUCCUUAAGUAG CAAAG \ CUCGGAU AGGA AUAGGGAAUUCGUC GUUUU U UGAUUUGUGAAGUCUGAAU^ A G C GACCCUU 110 100 90 80 70 60