10 20 30 40 50 CCUCUUCUUGCCACAUA--| UUCU C G UAGA CUUC GCCUCAUUUGUAU AGAUGCUUU UUUG U GAGG UGGAGUAAACAUA UCUACGAGA AAAC U UAAGUUGAUGGUCGAAGAC^ UUGU U - UAUC 110 100 90 80 70 60