10 20 30 40 50 UUGGAUAUUUGGAGAUGUCCC--| A UG G U A GUGUA UUCC G CAGGU GGGAU AGU GCAAUGCU \ AAGG U GUCCG CCCUG UCA CGUUAUGG C CCUAGGUCCAGUCGAGGUAGAGU^ A GU G U - AGGUC 110 100 90 80 70 60