To identify mechanisms responsible for this lineage-specific and interferon-regulated expression , the 5' flanking sequence of the gene has been characterized .
to identify mechanisms responsible for this lineage-specific and interferon-regulated expression , the 5' flanking sequence of the gene has been characterized .
O O O O O O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O