tokens: In HeLa cells , the protein was almost exclusively localized to the ribosome salt wash fraction of cell lysates .
folded_tokens: in hela cells , the protein was almost exclusively localized to the ribosome salt wash fraction of cell lysates .
labels: O B-cell_line I-cell_line O O O O O O O O O B-other_organic_compound I-other_organic_compound I-other_organic_compound I-other_organic_compound O B-other_organic_compound I-other_organic_compound O