1085
Purified NF-kB is also able to bind to the TCEd , but TCF-1 binds stronger than NF-kB to TCEd DNA.
 protein: TCF-1; DNA: TCEd; protein: Purified NF-kB; DNA: TCEd; protein: NF-kB
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: TCF-1; DNA: TCEd; protein: Purified NF-kB; DNA: TCEd; protein: NF-kB