10 20 30 40 50 UGUCAACAUUCAGUGGG--| A UA A UC GGGAC CUUUGAGG GAUG GCAGC CA AUGGUUUGUA A GGAACUCC UUAC CGUCG GU UACCAGACAU A CGAGUAAAAGAACAGAAUA^ A UC G CU AGAGG 110 100 90 80 70 60