10 20 30 40 50 CCUUUCCACGAUUCGGUGACGA--| C C G A GUUCUCA CCAGA GCAGUGGUCC GAGCA UUCA CA \ GGUCU CGUCACCAGG UUUGU AAGU GU U AACUAAGUACAACGGUAAACUAAA^ A C A - UAACGCG . 110 100 90 80 70