10 20 30 40 50 UCCUGAUUGUGACGAAA- AG U-| A CC C- A GAAUU GGG GC CC GCCAAACA CCG CGGCUGA AAGG \ CCC CG GG UGGUUUGU GGC GUCGGCU UUCC C CUACUCAAUCCUCAUAGA CA UU^ A U- CA G ACUCU . 110 100 90 80 70