10 20 30 40 50 AAUAUGAAACAGUAGCUU- U U - --| U AAGAA GCGG CC CU UUAGUUUUGCAUAG UUGCAC AC G CGUC GG GG AGUCAAAACGUAUC AACGUG UG A CGAAAACGACAACUGGUAU C U U UA^ U AUAUA 110 100 90 80 70 60