10 20 30 40 50 GGGAUGGUGGGGAGUUGCCCCU--| U U U GUACUA UUCUG AUAGGUUGGGAU GGU GCAAUGCU \ AGGAU UGUCCGGCCCUG UCA CGUUAUGA U AUUUGGUAAACUAUUAGGGUUCGU^ U U - UGUAUU . 110 100 90 80 70