Within the human enhancer , these two sites are located within the previously defined DNase I footprints , NFAT-1 and NFIL-2B , respectively .
within the human enhancer , these two sites are located within the previously defined dnase i footprints , nfat-1 and nfil-2b , respectively .
O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O O O B-protein_molecule I-protein_molecule O O B-DNA_domain_or_region O B-DNA_domain_or_region O O O