10 20 30 40 50 60 CACUUUUGGCAAGCGGG----| AAAAGU U AG CU CUAAGAACUUCC UGGU GGAG AAGUUUGG UGC GGG A ACCA UUUC UUCAAACU ACG CUC U ACCCGAAGACGGACGGUGCGA^ AGAC-- U A- UU AAUUCAAAGUCU 120 110 100 90 80 70