10 20 30 40 50 GCAGUCUUAAUAUCUAUGCU--| A A CC UGAGUA CCC GAGAC ACAUGCUUCCUUAUAU CCAUA \ GGG CUUUG UGUGUGAAGGAAUGUA GGUAU A AAACGUAUCACUUCUGGUUAGU^ A G A- UGACUG . 110 100 90 80 70