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RSTK functional heteromers 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).


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For the receptors listed on this page, the exact combination of subunits forming the functional heteromeric receptors is unknown.


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Targets of relevance to immunopharmacology are highlighted in blue


Transforming growth factor β receptor C Show summary »

Bone morphogenetic protein receptors C Show summary »

Growth/differentiation factor receptors C Show summary »

Activin receptors C Show summary »

Target Id 2588
Nomenclature Activin receptors
Subunits activin A receptor type 1B (Type I)
activin A receptor type 1C (Type I)
activin A receptor type 2A (Type II)
activin A receptor type 2B (Type II)
Coupling Smad2, Smad3  [2]
Endogenous agonists
activin A (INHBA, P08476)
activin AB (INHBB, INHBA, P09529, P08476)
activin B (INHBB, P09529)
inhibin A (INHA, INHBA, P05111, P08476)
Comment Activin receptors are heteromeric complexes comprising activin receptor type I and type II subunits.

Anti-Müllerian hormone receptors C Show summary »

Further reading

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How to cite this family page

Database page citation:

RSTK functional heteromers. Accessed on 15/08/2022. IUPHAR/BPS Guide to PHARMACOLOGY,

Concise Guide to PHARMACOLOGY citation:

Alexander SP, Fabbro D, Kelly E, Mathie A, Peters JA, Veale EL et al. (2021) THE CONCISE GUIDE TO PHARMACOLOGY 2021/22: Catalytic receptors. Br J Pharmacol. 178 Suppl 1:S264-S312.