10 20 30 40 50 GCAAUGCCGCACAGUUUG-- GG G -| CAU UUUUGA G UUCCG CAACAUC UUACCAGACAG UUAGU \ C GGGGU GUUGUAG AAUGGUCUGUC AAUCA A UACCUGGUACUACUGACAGA UU G U^ AU- UAAGGA . 110 100 90 80 70