9179
An electrophoretic mobility shift assay was performed to characterize the binding property of TR2 and its truncated isoform .
 GENE: TR2
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: TR2 
Answer:
 GENE: TR2