10447
Consistent with this finding , beta - catenin interacted directly with the RA receptor ( RAR ) in a retinoid - dependent manner , but not with the retinoid X receptor ( RXR ) , and RAR competed with TCF for beta - catenin binding .
 beta - catenin, RA receptor, RAR, retinoid X receptor, RXR, RAR, TCF, beta - catenin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 beta - catenin, RA receptor, RAR, retinoid X receptor, RXR, RAR, TCF, beta - catenin