Abcam, ab245440, Anti-VAV1 antibody

Size: 100µL
Rabbit Polyclonal VAV antibody. Suitable for IP, WB and reacts with Human samples. Cited in 2 publications. Immunogen corresponding to Synthetic Peptide within Human VAV1 aa 150-250.
Key facts
Host species:Rabbit,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Human,
Applications:WB, IPSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Synthetic Peptide within Human VAV1 aa 150-250. The exact immunogen used to generate this antibody is proprietary information.P15498

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Immunogen, Purification notes-ab245440 was affinity purified using an epitope specific to VAV1 immobilized on solid support., Storage buffer-pH: 6.8 - 7.4Preservative: 0.09% Sodium azideConstituents: Tris buffered saline, 0.1% 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.
VAV1 also known as VAV-1 is a guanine nucleotide exchange factor with a mass of approximately 95 kDa. It activates Rho family GTPases by promoting the exchange of GDP for GTP. VAV1 is mainly expressed in hematopoietic cells playing an important role in immune responses. Its structure includes several domains – Dbl homology pleckstrin homology and an SH3 domain – that contribute to its function by facilitating interactions with other proteins.
Biological function summary
VAV1 regulates the signaling processes that lead to actin cytoskeletal rearrangements cell proliferation and differentiation. It forms part of larger multiprotein complexes that transmit signals from the cell surface to the nucleus. The activity of VAV1 is important for normal lymphocyte development and activation. By interacting with surface receptors it influences downstream effects altering cellular behavior and promoting adaptive immune responses.
Pathways
VAV1 is integral to the T cell receptor (TCR) signaling pathway and the B cell receptor (BCR) pathway. It acts as a link between the receptors and the Rho family of GTPases such as Rac1 and Cdc42 mediating the transmission of signals that result in cellular responses. The coupling of VAV1 with proteins like LAT and SLP-76 strengthens the signaling cascade necessary for lymphocyte activation and proliferation.
Deregulation of VAV1 is associated with certain cancers such as leukemia and lymphoma. Changes in VAV1 expression or activity can disrupt normal immune cell signaling promoting unchecked growth and survival of malignant cells. Additionally VAV1 is linked to autoimmune diseases where its altered function can lead to inappropriate immune responses. VAV1 interactions with proteins like ZAP-70 highlight its role in these pathologies highlighting its significance as a potential therapeutic target.