No other DNA element within the 13-kb human c-fes locus contained positive cis-acting elements , with the exception of a weakly active region within the 3'-flanking sequences .
no other dna element within the 13-kb human c-fes locus contained positive cis-acting elements , with the exception of a weakly active region within the 3'-flanking sequences .
O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O