10 20 30 40 50 60 AGGUACUGAUGACAAUGAU- -| AC ACC AA AUUAGG GG CUUGGCAG AG UUUUCAG GGGGAAAA U UC GAACCGUC UC AAAAGUC CCCUUUUU U AGCAACUGUUGGACCCAUCC A^ CU CGA G- ACCUCU . 110 100 90 80 70