1833
In Jurkat T cells , the ZIP site serves as an activator for IL-2 gene expression , and a combination of ZIP and NFAT binding sites is required for maximal IL-2 promoter activity .
 protein: NFAT; DNA: IL-2 promoter; cell line: Jurkat T cells; protein: IL-2; DNA: ZIP site; DNA: ZIP; DNA: NFAT binding sites; DNA: ZIP; protein: IL-2
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: NFAT; DNA: IL-2 promoter; cell line: Jurkat T cells; protein: IL-2; DNA: ZIP site; DNA: ZIP; DNA: NFAT binding sites; DNA: ZIP; protein: IL-2