tokens: We raise the hypothesis that delta Spi-B might affect Spi-B function by recruiting factors involved in Spi-B activity .
folded_tokens: we raise the hypothesis that delta spi-b might affect spi-b function by recruiting factors involved in spi-b activity .
labels: O O O O O B-protein_molecule B-protein_molecule O O B-protein_molecule O O O O O O B-protein_molecule O O