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- Table of Contents
Designing a Western blot for SLC4A1? The guide has the expected band size, antibodies backed by real blot images, the controls to run alongside, and protocols taken from published papers.
Open the SLC4A1 Western Blot GuideFacts about Band 3 anion transport protein.
Functions as a transporter that mediates the 1:1 exchange of inorganic anions across the erythrocyte membrane. Mediates chloride-bicarbonate exchange in the kidney, and is required for normal acidification of the urine.
| Human | |
|---|---|
| Gene Name: | SLC4A1 |
| Uniprot: | P02730 |
| Entrez: | 6521 |

| Belongs to: |
|---|
| anion exchanger (TC 2.A.31) family |

AE 1; AE1MGC126619; Anion exchange protein 1; Anion exchanger 1; band 3 anion transport protein; BND3; CD233 antigen; CD233; DI; EMPB3; EPB3MGC126623; erythrocyte membrane protein band 3; erythroid anion exchange protein; FR; Froese blood group; MGC116750; MGC116753; RTA1A; Solute carrier family 4 member 1; solute carrier family 4, anion exchanger, member 1 (erythrocyte membraneprotein band 3, Diego blood group); solute carrier family 4, anion exchanger, number 1; SW; Swann blood group; Waldner blood group; WD; WD1; WR; Wright blood group
Mass (kDA):
101.792 kDA

| Human | |
|---|---|
| Location: | 17q21.31 |
| Sequence: | 17; NC_000017.11 (44248390..44268161, complement) |
Detected in erythrocytes (at protein level) (PubMed:7506871, PubMed:26542571). Isoform 2 is expressed in kidney (at protein level) (PubMed:7506871).
Cell membrane; Multi-pass membrane protein. Basolateral cell membrane; Multi-pass membrane protein. Detected in the erythrocyte cell membrane and on the basolateral membrane of alpha-intercalated cells in the collecting duct in the kidney.





PMID: 3223947 by Tanner M.J.A., et al. The complete amino acid sequence of the human erythrocyte membrane anion-transport protein deduced from the cDNA sequence.
PMID: 2594752 by Lux S.E., et al. Cloning and characterization of band 3, the human erythrocyte anion- exchange protein (AE1).