10 20 30 40 50 GUCUGUAAAUAGAUAGU- A- CCA A - -| U CUUCAA CAG UCC UC CUCA CAAAG UGGCUGU GUAUG C GUC AGG AG GAGU GUUUC ACCGACA UAUAC U CACUCCAAGACUGCAGUU AC AGA C A G^ C UUGAGA 120 110 100 90 80 70 60