10 20 30 40 50 CACAGUGUGGGUGGCAG--| GG G U UGAUCCA GGAGGU CUGUG UGCAUUGUAG UGCAUUGCA G CCUCCG GACAU ACGUGACGUC GUGUAACGU A CGUCCACGCACAUCUAACC^ GA G U GAGUCCA . 110 100 90 80 70 60