1521
The dephosphorylated form of Ets-1 has been shown to bind to chromatin , suggesting that the operative kinase should be detectable in the nucleus .
 protein: operative kinase; DNA: chromatin; protein: Ets-1
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: operative kinase; DNA: chromatin; protein: Ets-1