1925
These results indicate that ATF - 2 plays a central role in TGF - beta signaling by acting as a common nuclear target of both Smad and TAK1 pathways .
 GENE: ATF - 2; GENE: TGF - beta; GENE: Smad; GENE: TAK1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: ATF - 2; GENE: TGF - beta; GENE: Smad; GENE: TAK1