10 20 30 40 50 CCUCUCACAUCGUUCCG---| C U - A GUUGU GGUCUUA UGGG UUGCGGGGG GUUC CAUCAUGU \ CCAGGAU ACUC AACGUCCCC CAGG GUGGUACA A AGGUCUGUACCAACGACUGC^ - C U - UCGUC 110 100 90 80 70 60