10 20 30 40 50 CAGGAGGACCAGUUGUU--| U GG GC UGAAUA GCUCCUUG GA ACAUGCUUCCUUAUAU CCAUA \ UGGGGAAC CU UGUGUGAAGGAAUGUA GGUAU C ACAACGGCGCCACUAGGAC^ U GG A- UGACCG . 110 100 90 80 70