658
Moreover, replacement of the DQB X2-box with the DRA X2-box markedly diminished the activity of the DQB promoter in the mutant cell .
 cell line: mutant cell; DNA: DRA X2-box; DNA: DQB X2-box; DNA: DQB 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: mutant cell, DRA X2-box, DQB X2-box, DQB promoter 
Answer:
 cell line: mutant cell; DNA: DRA X2-box; DNA: DQB X2-box; DNA: DQB promoter