10 20 30 40 50 CAAGACCCCCUUCAAUG--| AG A G G UGGUCAGU UCUCCC CCC AG UGCAGUGCU CAUCUC \ GGAGGG GGG UC AUGUCACGA GUAGAG U GAGACAAGCAACGAAGCAA^ AA C G A UCUGAGUG 110 100 90 80 70 60