Nomenclature	Retinoid X receptor‐α	Retinoid X receptor‐β	Retinoid X receptor‐γ
Systematic nomenclature	NR2B1	NR2B2	NR2B3
HGNC, UniProt	RXRA , P19793	RXRB , P28702	RXRG , P48443
Sub/family‐selective agonists	bexarotene [16, 20, 141]	bexarotene [16, 20, 141]	bexarotene [16, 20, 141]
Selective agonists	CD3254 [49]	–	–