10 20 30 40 50 CCGACACGGUGACUGACA--| CUGGC A UGUCCA GGCUGCC UCAGUUAUCACAGUGCUG UGC U CCGACGG AGUCAAUAGUGUCAUGAC AUG U GGAGACUACCUUCCGUUCUA^ UAGGA - GAAAUC 110 100 90 80 70 60