tokens: Fos kinase was purified by anion exchange chromatography and exhibited an apparent M ( r ) = 65 , 000 and isoelectric point = 6 . 1 .
folded_tokens: fos kinase was purified by anion exchange chromatography and exhibited an apparent m ( r ) = 65 , 000 and isoelectric point = 6 . 1 .
labels: B-protein_molecule I-protein_molecule O O O B-other_name I-other_name I-other_name O O O O O O O O O O O O O O O O O O O O