10 20 30 40 50 GACAUGUUGCUGCUGGG----| G C C G A UA UGUGUGU GCU UGAC UCC GU CCU CUGAACUGA UCAG \ CGA AUUG AGG CA GGA GACUUGACU GGUC A CUCCAUUACCACAUGUCAACC^ - - A A C C- AUAAGGC . 110 100 90 80 70