tokens: In addition , Ras ( G12V ) complemented signaling by an erythropoietin receptor mutant defective in Ras activation and augmented the activation of the beta-casein promoter by the mutant erythropoietin receptor signaling , suggesting a possible role of Ras in Stat5 -mediated gene expression .
folded_tokens: in addition , ras ( g12v ) complemented signaling by an erythropoietin receptor mutant defective in ras activation and augmented the activation of the beta-casein promoter by the mutant erythropoietin receptor signaling , suggesting a possible role of ras in stat5 -mediated gene expression .
labels: O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-protein_molecule O O O O O O O B-protein_molecule O O O B-protein_molecule I-protein_molecule I-protein_molecule O O O O O O O B-protein_molecule O B-protein_molecule O O O O