1986
Classical ligand - activated nuclear receptors ( e . g . thyroid hormone receptor , retinoic acid receptor ) , orphan nuclear receptors ( e . g .
 GENE: thyroid hormone receptor; GENE: retinoic acid receptor; GENE: orphan nuclear receptors
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: thyroid hormone receptor; GENE: retinoic acid receptor; GENE: orphan nuclear receptors