10 20 30 40 50 AUUCUCAUGGUGGUUGCU--| UGUC C A UGUCCA GGCUGCUG UCAGUU UCACAGUGCUG UGC U CUGACGGC AGUCAA AGUGUCAUGAC AUG U UGUGAGGCGCCUCGGGUCCG^ UGAA U - GAAAUG 110 100 90 80 70 60