5670
At least some of the difference in stability of the two kinds of complexes was due to the fact that the dissociation rate of the A stem substrate from the protein - DNA complexes was approximately fourfold faster than that of the complete TR .
 GENE: TR
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 
Answer:
 GENE: TR