2938
Thus the Hi - RARE represents a new type of RA response element with a role in the modulation of the expression of MHC class 1 family genes .
 GENE: MHC class 1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: MHC class 1