10 20 30 40 50 CGAAUUUGUUUGCAACC--| U U A G C UGAUG CGUCG CUAUA AU CCCU UAGAA CGAAUUUGUG U GUAGC GGUAU UG GGGG AUCUU GCUUAGACAC U GACUAAAAGCAUCACAACC^ U C A - U UGGCU 110 100 90 80 70 60