Abcam, ab172129, Anti-Band 3/AE 1 antibody

Size: 50µg
Mouse Polyclonal Band 3/AE 1 antibody. Suitable for WB and reacts with Human samples. Cited in 2 publications. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human SLC4A1.
Key facts
Host species:Mouse,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Human,
Applications:WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Recombinant Full Length Protein corresponding to Human SLC4A1.P02730

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-pH: 7.4Constituents: PBS, Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
Band 3 also known as AE1 or Anion Exchanger 1 is an important protein found in red blood cells with a mass of approximately 100 kDa. It primarily facilitates the exchange of chloride (Cl-) and bicarbonate (HCO3-) ions across the cell membrane. This protein plays a significant role in maintaining the acid-base balance in the blood and in carbon dioxide transport. Besides red blood cells Band 3 is also expressed in the kidney specifically in the basolateral membrane of alpha-intercalated cells.
Biological function summary
Band 3 acts as a component of the larger protein complex responsible for the anion exchange process. It interacts with other proteins such as ankyrin and spectrin forming a structural link between the plasma membrane and the cytoskeleton. This interaction is essential in maintaining the red blood cell shape and flexibility. Band 3 also serves as a docking site for various glycolytic enzymes contributing to metabolic regulation within the cell.
Pathways
Band 3 plays a part in the bicarbonate transport pathway critical for regulating blood pH and carbon dioxide removal from tissues to the lungs. It closely interacts with carbonic anhydrase a protein that catalyzes the conversion between carbon dioxide and bicarbonate. Another pathway where Band 3 is involved is the erythrocyte cytoskeleton organization pathway in which it works with proteins like spectrin to stabilize the red blood cell membrane.
Band 3 mutations or deficiencies can lead to conditions like hereditary spherocytosis and distal renal tubular acidosis. Hereditary spherocytosis marked by hemolytic anemia involves the improper formation of red blood cells due to defective Band 3 interactions with ankyrin. Meanwhile a malfunction in Band 3's ion exchange capacity can result in distal renal tubular acidosis affecting the kidneys' ability to maintain acid-base homeostasis. Scientists study these conditions to understand better how Band 3 functions across different cell types and its interactions with related proteins.