Deletion analysis showed that expression from the DM promoters is dependent on the conserved S-X-Y region .
deletion analysis showed that expression from the dm promoters is dependent on the conserved s-x-y region .
B-other_name I-other_name O O O O O B-DNA_family_or_group I-DNA_family_or_group O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O