3039
Here RFX / X2BP / DNA complexes were formed on all class II isotypes regardless of the ability of the X box region to bind either factor individually .
 GENE: RFX; GENE: X2BP
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: RFX; GENE: X2BP