10 20 30 40 50 ACUGCAAUACCCAAAUC-- GC A -| U C UUACCUU AUAAAUUGCUU AGG CGGGA AGGUG CAA GUU \ UAUUUGGCGAG UCC GCCCU UUCAC GUU CAA U ACCUGGACUAACAACAUUC UA G G^ - A ACUUAGU . 110 100 90 80 70