10 20 30 40 50 CCCGGAUCCGGGAGCCG--| UUU G AA U A CAACUG AAUGC GCUA AGCUGGU AA GG ACCAAAU U UUACG CGAU UCGACCA UU CC UGGUUUA U GGCCCGCCCGCCGCGCUAG^ CGU G AC C C GGUAAC . 110 100 90 80 70 60