A region upstream to the first exon , and highly conserved between mouse and man , acts as an erythroid specific enhancer in transient assays , if linked to the GATA-1 or to the SV40 promoter .
a region upstream to the first exon , and highly conserved between mouse and man , acts as an erythroid specific enhancer in transient assays , if linked to the gata-1 or to the sv40 promoter .
O O O O O O O O O O O O B-multi_cell O B-multi_cell O O O O B-DNA_substructure I-DNA_substructure I-DNA_substructure O B-other_name I-other_name O O O O O B-protein_molecule O O O B-DNA_substructure I-DNA_substructure O