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NF-X2 that binds to the DRA X2-box is activator protein 1 .
 DNA: DRA X2-box; protein: activator protein 1; protein: NF-X2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 DNA: DRA X2-box; protein: activator protein 1; protein: NF-X2