tokens: The other factor bound to a putative AP-1 recognition sequence predicted for the HIV-1 NRE .
folded_tokens: the other factor bound to a putative ap-1 recognition sequence predicted for the hiv-1 nre .
labels: 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 O O B-virus B-DNA_domain_or_region O