The mapping of the cis-acting genetic cis-acting segment ( oriP ) required for viral episomal maintenance is reported here .
the mapping of the cis-acting genetic cis-acting segment ( orip ) required for viral episomal maintenance is reported here .
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 B-DNA_domain_or_region O O O B-other_name I-other_name I-other_name O O O O