tokens: The 29-kDa proteins were confirmed to be phosphorylated forms of HSP27 by immunoprecipitation studies .
folded_tokens: the 29-kda proteins were confirmed to be phosphorylated forms of hsp27 by immunoprecipitation studies .
labels: O B-protein_family_or_group I-protein_family_or_group O O O O O O O B-protein_molecule O B-other_name I-other_name O