5080
Interleukin-2 ( IL-2 ) promoter -reporter gene behavior closely parallels the endogenous gene in response to T cell receptor and costimulatory signals .
 DNA: endogenous gene; protein: IL-2; protein: T cell receptor; DNA: -reporter gene; DNA: Interleukin-2 ( IL-2 ) promoter
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: endogenous gene, IL-2, T cell receptor, -reporter gene, Interleukin-2 ( IL-2 ) promoter 
Answer:
 DNA: endogenous gene; protein: IL-2; protein: T cell receptor; DNA: -reporter gene; DNA: Interleukin-2 ( IL-2 ) promoter