783
cis-acting sequences required for inducible interleukin-2 enhancer function bind a novel Ets-related protein , Elf-1 .
 DNA: interleukin-2 enhancer; protein: Elf-1; protein: Ets-related protein; DNA: cis-acting sequences
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: interleukin-2 enhancer; protein: Elf-1; protein: Ets-related protein; DNA: cis-acting sequences