10 20 30 40 50 60 UGAUUCACGGAGUCCUA--| CG C G UA UGACA UGGCAAGGAUAA GCAG UUUGU UGAUGU CUUC U AUUGUUCCUAUU UGUC AAAUA ACUACA GAAG A AGAACCUCGGACUCUUAUG^ CG U G -- AAGCU . 110 100 90 80 70