1079
One base pair change abolishes the T cell-restricted activity of a kB-like proto-enhancer element from the interleukin 2 promoter .
 DNA: kB-like proto-enhancer element; DNA: interleukin 2 promoter
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:
 DNA: kB-like proto-enhancer element; DNA: interleukin 2 promoter