4269
In mouse , two high - affinity binding sites with an apparent dissociation constant ( Kd ) of 50 to 100 nM have been mapped in the 5 ' ETS upstream from the early pre - rRNA processing site .
 GENE: ETS
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: ETS