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2B. Retinoid X receptors C

Unless otherwise stated all data on this page refer to the human proteins. Gene information is provided for human (Hs), mouse (Mm) and rat (Rn).

Overview

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Retinoid X receptors (nomenclature as agreed by the NC-IUPHAR Subcommittee on Nuclear Hormone Receptors [1,6]) are NR2B family members activated by alitretinoin and the RXR-selective agonists bexarotene and LG100268, sometimes referred to as rexinoids. UVI3003 [9] and HX 531 [5] have been described as a pan-RXR antagonists. These receptors form RXR-RAR heterodimers and RXR-RXR homodimers [4,8].

Receptors

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Targets of relevance to immunopharmacology are highlighted in blue

Retinoid X receptor-α / NR2B1 C Show summary » More detailed page go icon to follow link

Retinoid X receptor-β / NR2B2 C Show summary » More detailed page go icon to follow link

Retinoid X receptor-γ / NR2B3 C Show summary » More detailed page go icon to follow link

Further reading

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References

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How to cite this family page

Database page citation:

2B. Retinoid X receptors. Accessed on 30/03/2026. IUPHAR/BPS Guide to PHARMACOLOGY, http://www.guidetopharmacology.org/GRAC/FamilyDisplayForward?familyId=92.

Concise Guide to PHARMACOLOGY citation:

Alexander SPH, Cidlowski JA, Gibb AJ, Kelly E, Mathie AA, Peach CJ, Veale EL, Armstrong JF, Faccenda E, Harding SD, Southan C, Davies JA et al. (2025) The Concise Guide to PHARMACOLOGY 2025/26: Nuclear hormone receptors. Br J Pharmacol. 182: S242-S258.