We may find that one region of the protein is required for embryonic expression and another for adult globin gene expression .
we may find that one region of the protein is required for embryonic expression and another for adult globin gene expression .
O O O O O O O O O O O O B-other_name I-other_name O O O B-other_name B-DNA_family_or_group I-DNA_family_or_group O O