10 20 30 40 50 UUACAAAUUUUCAGCUGGAA-- C --| CU G GUUC GCU ACUUUUCCGC UUCUAA UCCAUUU CAGA A UGA UGAAAAGGUG AAGAUU AGGUAAA GUCU A UGUUAAAACUUUUGACGAUAAG U CU^ -- G AAUG . 110 100 90 80 70 60