10 20 30 40 50 60 UGCUACACGUGGUUUGG----| UG GC UC U - UG UGAACU AGG G CUGACA CCUGAGUG AUGUG G AACC \ UCC C GACUGU GGACUUAC UAUAC C UUGG U AGGUCGCUCGCAACUCGCUUC^ GU -- GA C U CU GUCCCG 120 110 100 90 80 70