Complex X could be dissociated by adenovirus E1A with a requirement for an intact E1A conserved region 2 .
complex x could be dissociated by adenovirus e1a with a requirement for an intact e1a conserved region 2 .
B-protein_complex I-protein_complex O O O O B-virus I-virus 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