10259
The class II trans- activator ( CIITA ) is the main transcriptional co-activator for the expression of MHC class II proteins .
 class II trans- activator, MHC class II proteins, CIITA
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:
 class II trans- activator, MHC class II proteins, CIITA