10 20 30 40 50 60 GUGAGAUCCUACAUGAA- - C -| C GU UGUGUCU CU UCCUC AGAA GCUGGUUUCA GUGGUG UUAGA \ GA AGGGG UCUU UGACUAAAGU UACCAC GAUCU C GGAGGGUCUCGUCAGGAG C U G^ U -- GCUACUC 120 110 100 90 80 70