tokens: The hydrophobic domain is homologous to three yeast polypeptides , suggesting that this higher eukaryotic gene could have evolved from recombination between a gene that encoded a soluble nuclear protein and a membrane protein gene similar to those in yeast .
folded_tokens: the hydrophobic domain is homologous to three yeast polypeptides , suggesting that this higher eukaryotic gene could have evolved from recombination between a gene that encoded a soluble nuclear protein and a membrane protein gene similar to those in yeast .
labels: O B-protein_domain_or_region I-protein_domain_or_region O O O O B-mono_cell O O O O O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group O O O O O B-mono_cell O