3912
Multiple factors including Stat5 , Elf-1 , HMG-I(Y) and GATA family proteins bind to the IL-2 response element and mutation of any one of these binding sites diminishes the activity of this element.
 protein: Elf-1; protein: Stat5; protein: GATA family proteins; protein: IL-2; DNA: IL-2 response element; protein: HMG-I(Y)
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: Elf-1, Stat5, GATA family proteins, IL-2, IL-2 response element, HMG-I(Y) 
Answer:
 protein: Elf-1; protein: Stat5; protein: GATA family proteins; protein: IL-2; DNA: IL-2 response element; protein: HMG-I(Y)