tokens: Together , these data suggest the TR2RE- SV40 may represent the first identified natural DNA response element for the TR2 orphan receptor that may function as a repressor for the SV40 gene expression .
folded_tokens: together , these data suggest the tr2re- sv40 may represent the first identified natural dna response element for the tr2 orphan receptor that may function as a repressor for the sv40 gene expression .
labels: O O O O O O B-DNA_domain_or_region B-virus O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_molecule I-protein_molecule I-protein_molecule O O O O O O O O B-virus O O O