1060
Interestingly , these response elements display dramatically reduced affinity for retinoic acid receptor - retinoid - X receptor heterodimers .
 GENE: retinoic acid receptor; GENE: retinoid - X receptor
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: retinoic acid receptor; GENE: retinoid - X receptor