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