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Anion exchangers 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).

Transporters

904
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AE1 (Anion exchange protein 1 / SLC4A1) C Show summary »

Target Id 904
Nomenclature Anion exchange protein 1
Systematic nomenclature SLC4A1
Common abbreviation AE1
Previous and unofficial names CD233 | EPB3 | FR | SW | WD | WR | Froese blood group | Swann blood group | Waldner blood group | Wright blood group | anion exchanger 1 | solute carrier family 4 member 1 | Solute carrier family 4 member 1 anion exchange protein 1 (kidney band 3) | Empb3 | solute carrier family 4, anion exchanger, member 1 (erythrocyte membrane protein band 3, Diego blood group) | solute carrier family 4 (anion exchanger), member 1 | solute carrier family 4 (anion exchanger), member 1 (Diego blood group) | solute carrier family 4 (anion exchanger)
Genes SLC4A1 (Hs), Slc4a1 (Mm), Slc4a1 (Rn)
Ensembl ID ENSG00000004939 (Hs), ENSMUSG00000006574 (Mm), ENSRNOG00000020951 (Rn)
UniProtKB AC P02730 (Hs), P04919 (Mm), P23562 (Rn)
Bioparadigms SLC Tables SLC4A1 (Hs)
RESOLUTE SLC4A1 (Hs)
Endogenous substrates
Cl-
HCO3-
Stoichiometry 1 Cl- (in) : 1 HCO3- (out)

AE2 (Anion exchange protein 2 / SLC4A2) C Show summary »

AE3 (Anion exchange protein 3 / SLC4A3) C Show summary »

AE4 (Anion exchange protein 4 / SLC4A9) C Show summary »

How to cite this family page

Database page citation:

Anion exchangers. Accessed on 14/08/2026. IUPHAR/BPS Guide to PHARMACOLOGY, http://www.guidetopharmacology.org/GRAC/FamilyDisplayForward?familyId=170.

Concise Guide to PHARMACOLOGY citation:

Alexander SPH, 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: Transporters. Br J Pharmacol. 182: S404-S496.