10 20 30 40 50 CGGAUGUGAUCACUGACG--| CUGGC A UGUCCG GGCUGCC UCAGUUAUCACAGUGCUG UGC U CCGACGG AGUCAAUAGUGUCAUGAC AUG U GGACACUGGCCACCGUUCUA^ UAGGA - GAACUC 110 100 90 80 70 60