10 20 30 40 50 60 GCUCCGAGGGAGAGGAG---| AUAUA UC U U C UGGUUUU GCA CGC UGGCAG GUGG UAG UGGUUGUG \ CGU GCG GCCGUC CGCC AUC ACCGACAC C GCAGGCAAAGCUUACAAACC^ AAUC- CU C U - UUCUACC 120 110 100 90 80 70