The transactivation of multiple cis elements , especially S and X2 , of the DR alpha proximal promoter in group II CID cells is CIITA dependent .
the transactivation of multiple cis elements , especially s and x2 , of the dr alpha proximal promoter in group ii cid cells is ciita dependent .
O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O B-DNA_domain_or_region O B-DNA_domain_or_region O O O B-DNA_domain_or_region I-DNA_domain_or_region B-DNA_domain_or_region I-DNA_domain_or_region O B-cell_line I-cell_line I-cell_line I-cell_line O B-protein_molecule O O