Twinfilin subfamily

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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).

Enzymes

A6 (twinfilin actin binding protein 1) Show summary »« Hide summary More detailed page go icon to follow link

Target Id	2266
Nomenclature	twinfilin actin binding protein 1
Common abbreviation	A6
Previous and unofficial names	actin monomer-binding protein \| protein tyrosine kinase 9 \| PTK9 \| twinfilin actin-binding protein 1
Genes	TWF1 (Hs), Twf1 (Mm), Twf1 (Rn)
Ensembl ID	ENSG00000151239 (Hs), ENSMUSG00000022451 (Mm), ENSRNOG00000022507 (Rn)
UniProtKB AC	Q12792 (Hs), Q91YR1 (Mm), Q5RJR2 (Rn)

A6r (twinfilin actin binding protein 2) Show summary »« Hide summary More detailed page go icon to follow link

Target Id	2267
Nomenclature	twinfilin actin binding protein 2
Common abbreviation	A6r
Previous and unofficial names	A6RP \| PTK9L protein tyrosine kinase 9-like (A6-related protein) \| twinfilin actin-binding protein 2 \| twinfilin, actin-binding protein, homolog 2 (Drosophila), pseudogene 1 \| twinfilin
Genes	TWF2 (Hs), Twf2 (Mm), Twf2-ps1 (Rn)
Ensembl ID	ENSG00000247596 (Hs), ENSMUSG00000023277 (Mm)
UniProtKB AC	Q6IBS0 (Hs), Q9Z0P5 (Mm)

How to cite this family page

Database page citation:

Twinfilin subfamily. Accessed on 14/08/2026. IUPHAR/BPS Guide to PHARMACOLOGY, http://www.guidetopharmacology.org/GRAC/FamilyDisplayForward?familyId=470.

Concise Guide to PHARMACOLOGY citation:

Alexander SPH, Fabbro D, 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: Enzymes. Br J Pharmacol. 182: S307-S403.