tokens: These LTRs differ by five point mutations and a 22-bp duplication in SIVsmmPBj14 , which includes a nuclear factor kappa B ( NF kappa B ) site .
folded_tokens: these ltrs differ by five point mutations and a 22-bp duplication in sivsmmpbj14 , which includes a nuclear factor kappa b ( nf kappa b ) site .
labels: O B-DNA_domain_or_region O O B-other_name I-other_name I-other_name O O B-DNA_domain_or_region I-DNA_domain_or_region O B-virus O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O O O