Abcam, ab189995, Anti-AP-2 complex subunit alpha-1 antibody

Size: 50µg
Goat Polyclonal AP-2 complex subunit alpha-1 antibody. Suitable for WB, IHC-P, ICC/IF and reacts with Mouse, Human samples. Cited in 9 publications. Immunogen corresponding to Synthetic Peptide within Human AP2A1 aa 700-750.
Key facts
Host species:Goat,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Mouse, Human,
Applications:ICC/IF, IHC-P, WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Synthetic Peptide within Human AP2A1 aa 700-750. The exact immunogen used to generate this antibody is proprietary information.O95782,
Specificity:ab189995 is expected to recognize reported isoform 1 (NP_055018.2) only.

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Immunogen, Storage buffer-pH: 7.3Preservative: 0.02% Sodium azideConstituents: 99% Tris buffered saline, 0.5% BSA, 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.
The AP-2 complex subunit alpha-1 also known as AP2A1 is a protein subunit part of the adaptor protein complex 2 (AP2) involved in clathrin-mediated endocytosis. The protein has a mass of about 105 kDa and is expressed in various tissues including the brain and lung. It mediates interactions between cargo proteins and clathrin facilitating the formation of clathrin-coated vesicles. By binding to phosphoinositides and specific motifs in the cargo proteins it regulates their sequestration into vesicles making it a central player in cellular trafficking.
Biological function summary
AP2A1 plays a critical role in vesicle-mediated transport by forming part of the AP2 complex which includes other subunits such as beta μ and sigma subunits. This complex ensures the specific and efficient endocytosis of receptor proteins and lipids influencing receptor recycling and signaling. Its participation in the AP2 complex affects cellular functions like nutrient uptake signal transduction and membrane protein turnover highlighting its functional diversity within cellular processes.
Pathways
The function of AP2A1 integrates into the clathrin-mediated endocytic pathway and the receptor-mediated endocytosis pathway. These pathways are essential for internalizing nutrients hormones and other signaling molecules. The AP2 complex collaborates with proteins such as clathrin and dynamin facilitating clathrin-coated vesicle formation and subsequent vesicle scission from the plasma membrane. The association with dynamin highlights AP2A1's role in vesicle budding and release reflecting its significance in membrane trafficking and cellular homeostasis.
AP2A1 has connections to neurological disorders and cancer. Disruptions in the clathrin-mediated endocytic functions attributed to AP2A1 anomalies can lead to neurological diseases like Alzheimer's disease due to impaired amyloid-beta precursor protein processing. Abnormal endocytic trafficking can also influence cancer progression as receptor signaling variances affect cell proliferation and survival. The interaction of AP2A1 within these pathways involves proteins such as amyloid precursor protein in Alzheimer's and various receptor tyrosine kinases in cancer underlining its pathological relevance in disease mechanisms.