tokens: In vitro footprinting analysis within this part of the promoter revealed two Sp1 binding sites as well as a PU-box .
folded_tokens: in vitro footprinting analysis within this part of the promoter revealed two sp1 binding sites as well as a pu-box .
labels: B-other_name I-other_name I-other_name I-other_name O O O O O B-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O B-DNA_domain_or_region O