10617
Introduction of point mutations suppressing GABP binding to the DSE interfered with the induction of the distal enhancer and the entire IL-2 promoter-enhancer , while overexpression of both GABP factors enhanced the IL-2 promoter-enhancer induction .
 IL-2 promoter-enhancer, IL-2 promoter-enhancer, IL-2, IL-2, distal enhancer, GABP factors, DSE
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 IL-2 promoter-enhancer, IL-2 promoter-enhancer, IL-2, IL-2, distal enhancer, GABP factors, DSE