10 20 30 40 50 UGCUGGUUCAAUAUUCU--| A GC U A CCAC UUUAU GAGU AGAAG UUGUG UUCUUG UGCAUU AG \ CUCG UCUUC AGCAC AAGAAC ACGUAA UC U AAUACAAGUCACUACUUCC^ G UU U C AUU- AUAUA . 110 100 90 80 70