10 20 30 40 50 AGUGGAAGAUAGUCUAUAGCAGUU--| CU AUU AUUUUGUA CAAUCUUGUUUUAAUAA U UAAAAUAU GUUAGAAUAAAGUUAUU A AACGAACGUUUGACUCACAAGGAAGU^ AG AUU 110 100 90 80 70 60