tokens: This study was designed to determine the potential cis-elements involved in transcriptional regulation of the mouse perforin gene .
folded_tokens: this study was designed to determine the potential cis-elements involved in transcriptional regulation of the mouse perforin gene .
labels: O O O O O O O O B-DNA_family_or_group O O B-other_name I-other_name O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O