tokens: PRRII is a T-cell-specific enhancer , located between nucleotides -137 and -64 , which binds the T-cell-specific Ets protein Elf-1 and HMG-I ( Y ) proteins .
folded_tokens: prrii is a t-cell-specific enhancer , located between nucleotides -137 and -64 , which binds the t-cell-specific ets protein elf-1 and hmg-i ( y ) proteins .
labels: B-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group B-protein_molecule O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O