10 20 30 40 50 ACCUCUGCAUCAUGUAA- CCC-| CU C CGGCUGAUU CCU UGUG GGGCUUGUUUU AGUUGCCUG \ GGA ACAU UCUGAACGAAA UCGACGGAC A UUCCUAAGACGACCAAGA AAGU^ AG - UCAGGGAUA . 110 100 90 80 70