10 20 30 40 50 CCACCAUCAGCCAUACUA-- UG G C A --| UUAAUAGA UG UA UGC UUAUUCAGGA GGUGU UAC \ AC GU AUG GAUGAGUCUU CCACG AUG U UGGUGUUUACAACAGGUACA GU A A C GA^ UUUAUAAU 110 100 90 80 70 60