tokens: In Jurkat cells , both sites were required for maximal IL-2Rbeta promoter activity , and in HeLaS3 cells , transfection of Egr-1 could drive activity of a reporter construct containing both sites .
folded_tokens: in jurkat cells , both sites were required for maximal il-2rbeta promoter activity , and in helas3 cells , transfection of egr-1 could drive activity of a reporter construct containing both sites .
labels: O B-cell_line I-cell_line O O O O O O O B-protein_domain_or_region O O O O O O O O O O B-protein_molecule O O O O O O O O O O O