2211
Hydroxyl radical footprinting of DNA complexes of the ets domain of PU . 1 and its comparison to the crystal structure .
 GENE: ets domain; GENE: PU . 1
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 domain; GENE: PU . 1