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In vitro-translated proteins , truncated downstream of the Rel domain and excluding the repeats, bind kappa B sites .
 protein: vitro-translated proteins; DNA: Rel domain; DNA: kappa B sites
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:
 protein: vitro-translated proteins; DNA: Rel domain; DNA: kappa B sites