523
In contrast, mutations in the AP-1 site located at -150 bp almost completely abrogate induction of the IL-2 promoter , and appearance of an inducible nuclear factor binding to this site is sensitive to PKC depletion .
 protein: PKC; DNA: IL-2 promoter; protein: inducible nuclear factor; DNA: -150 bp; DNA: AP-1 site
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: PKC; DNA: IL-2 promoter; protein: inducible nuclear factor; DNA: -150 bp; DNA: AP-1 site