10 20 30 40 50 CUCCAGUGGCGAGUGAC- -| C AACG C G UGGUA CU CGGUC GG CUCAGC CUGG GGCACUUUCU C GA GUCGG CC GAGUUG GACU UCGUGAAAGA C UGCUUCGGUCUGCGGAAG C^ U CUAG A G AACGU . 110 100 90 80 70 60