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However , despite its relationship to the TR , Rev - Erb bound poorly to TR binding sites .
 GENE: TR; GENE: Rev; GENE: Erb; GENE: TR binding sites
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: TR, Rev, Erb, TR binding sites 
Answer:
 GENE: TR; GENE: Rev; GENE: Erb; GENE: TR binding sites