10 20 30 40 50 UUAUCAGUGGGUCUUCCG C - -| G C UGAUGAA UCGUC AU AUAUAC CCU UAGAA CGAAUUUGUG \ AGUAG UG UAUAUG GGG AUCUU GCUUAGACAC A GUUAUGUAGCUUCACAAA C U A^ G A UGAGACC . 110 100 90 80 70