10 20 30 40 50 UUGACUUUCUUCCAGAA--| C GG U C GUAUCCA GG UGC CCUGGU CAAGUAAUC AGGAUAGGCU \ CC ACG GGAUCA GUUCAUUGG UCUUAUCCGG U GAGACCUUAUACUUCGACA^ A GA C U UCGAGCC . 110 100 90 80 70