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In contrast , cotransfection of TFIIB and IRF - 1 into NIH 3T3 cells resulted in a dose - dependent repression of promoter activation which occurred in a TATA - dependent manner .
 TFIIB, IRF - 1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 TFIIB, IRF - 1