tokens: The subunits of this heterodimer have been cloned , and NF90 was found to encode a protein containing two domains that are predicted to form motifs capable of binding to double-stranded RNA .
folded_tokens: the subunits of this heterodimer have been cloned , and nf90 was found to encode a protein containing two domains that are predicted to form motifs capable of binding to double-stranded rna .
labels: O O O O B-protein_complex O O O O O B-protein_subunit O O O O O O O O O O O O O O O O O O O B-RNA_family_or_group I-RNA_family_or_group O