631
I kappa B/MAD-3 masks the nuclear localization signal of NF-kappa B p65 and requires the transactivation domain to inhibit NF-kappa B p65 DNA binding .
 protein: NF-kappa B p65; protein: NF-kappa B p65; protein: I kappa B/MAD-3; protein: transactivation domain
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: NF-kappa B p65; protein: NF-kappa B p65; protein: I kappa B/MAD-3; protein: transactivation domain