10 20 30 40 50 AAACAGUCCCUCUUUUC--| GC U A CG CAUU CUGACU CUACU GAGGUUUG GCU UGGCUACU U GACUGA GAUGA UUCCAAAC CGA ACCGAUGG C ACAGGAGAAACAACGGUAA^ AU U - CG UUCU 110 100 90 80 70 60