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Western Blot (WB) (Western blot image of human A431 cells stimulated with calyculin A (100nM) for 30 min. The blots were untreated (lanes 1 & 3) or treated with lambda phosphatase (lanes 2 & 4), then probed with mouse monoclonal VASP (C-term.) antibody (lanes 1 & 2) or rabbit polyclonal VASP (Thr-278) phospho-specific antibody (lanes 3 & 4).)

Rabbit VASP Polyclonal Antibody | anti-VASP antibody

VASP (Thr-278), phospho-specific Antibody

Reactivity
Human, Rat, Mouse
Applications
Western Blot, ELISA, Immunocytochemistry
Synonyms
VASP; Polyclonal Antibody; VASP (Thr-278); phospho-specific Antibody; phospho-specific; VASP Thr-278; anti-VASP antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Rat, Mouse
Clonality
Polyclonal
Specificity
This antibody was affinity purified using phospho-VASP (Thr-278) peptide. The purified antibody detects a 50kDa* band corresponding to VASP in Western blots of human A431 and HeLa cells, as well as mouse C2C12 cells that have been treated with calyculin A.
Form/Format
Rabbit polyclonal, affinity-purified antibody is supplied in 100ul phosphate-buffered saline, 50% glycerol, 1mg/ml BSA, and 0.05% sodium azide.
Applicable Applications for anti-VASP antibody
Western Blot (WB), ELISA (EIA), Immunocytochemistry (ICC)
Application Notes
ELISA: 1:2000
ICC: 1:100
WB: 1:1000
Immunogen
Phospho-VASP (Thr-278) synthetic peptide (coupled to carrier protein) corresponding to amino acids surrounding threonine 278 in human VASP. This sequence has significant homology to the conserved site in rat and mouse VASP, but is not conserved in mena or EVL proteins.
Preparation and Storage
Store at -20 degree C. Stable for 1 year.

Western Blot (WB)

(Western blot image of human A431 cells stimulated with calyculin A (100nM) for 30 min. The blots were untreated (lanes 1 & 3) or treated with lambda phosphatase (lanes 2 & 4), then probed with mouse monoclonal VASP (C-term.) antibody (lanes 1 & 2) or rabbit polyclonal VASP (Thr-278) phospho-specific antibody (lanes 3 & 4).)

Western Blot (WB) (Western blot image of human A431 cells stimulated with calyculin A (100nM) for 30 min. The blots were untreated (lanes 1 & 3) or treated with lambda phosphatase (lanes 2 & 4), then probed with mouse monoclonal VASP (C-term.) antibody (lanes 1 & 2) or rabbit polyclonal VASP (Thr-278) phospho-specific antibody (lanes 3 & 4).)

Immunocytochemistry (ICC)

(Immunocytochemical labeling of VASP phosphorylation in rabbit spleen fibroblasts treated with Calyculin A. The cells were labeled with rabbit polyclonal VASP (Thr-278) antibody, then detected using appropriate secondary antibodies conjugated to Cy3. The antibody was used in the absence (top left) or presence (top right) of blocking peptide (VX2785). Corresponding phase images are shown bottom left and right.)

Immunocytochemistry (ICC) (Immunocytochemical labeling of VASP phosphorylation in rabbit spleen fibroblasts treated with Calyculin A. The cells were labeled with rabbit polyclonal VASP (Thr-278) antibody, then detected using appropriate secondary antibodies conjugated to Cy3. The antibody was used in the absence (top left) or presence (top right) of blocking peptide (VX2785). Corresponding phase images are shown bottom left and right.)
Related Product Information for anti-VASP antibody
Actin filament tethering and bundling are important mechanisms involved in actin superstructure assembly. The ENA/VASP family includes VASP, mena, and Ena-Vasp-like (EVL). These multidomain proteins localize to the leading edge of filopodia where they associate with AFs, interact with profilin, and compete with capping proteins at the barbed end of AFs. Artificial relocalization of VASP from the plasma membrane to mitochondrial membranes inhibits filopodial formation and axon branching, while deletion of all three ENA/VASP proteins produces defects in cortical axon-tract formation. Regulation of VASP protein activity occurs through phosphorylation at Ser-157, Ser-239, and Thr-278. AMPK phosphorylates Thr-278, leading to impaired actin stress fiber assembly and changes in cell morphology.
References
Applewhite, D.A. et al. (2007). Mol Biol Cell. 18(7):2579.
Blume, C. et al. (2007) J Biol Chem. 282(7):4601.
Krause, M. et al. (2003) Annu Rev Cell Dev Biol. 19: 541.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
39,830 Da
NCBI Official Full Name
vasodilator-stimulated phosphoprotein
NCBI Official Synonym Full Names
vasodilator-stimulated phosphoprotein
NCBI Official Symbol
VASP
NCBI Protein Information
vasodilator-stimulated phosphoprotein
UniProt Protein Name
Vasodilator-stimulated phosphoprotein
UniProt Gene Name
VASP
UniProt Synonym Gene Names
VASP
UniProt Entry Name
VASP_HUMAN

NCBI Description

Vasodilator-stimulated phosphoprotein (VASP) is a member of the Ena-VASP protein family. Ena-VASP family members contain an EHV1 N-terminal domain that binds proteins containing E/DFPPPPXD/E motifs and targets Ena-VASP proteins to focal adhesions. In the mid-region of the protein, family members have a proline-rich domain that binds SH3 and WW domain-containing proteins. Their C-terminal EVH2 domain mediates tetramerization and binds both G and F actin. VASP is associated with filamentous actin formation and likely plays a widespread role in cell adhesion and motility. VASP may also be involved in the intracellular signaling pathways that regulate integrin-extracellular matrix interactions. VASP is regulated by the cyclic nucleotide-dependent kinases PKA and PKG. [provided by RefSeq, Jul 2008]

Uniprot Description

VASP: vasodilator-stimulated phosphoprotein. Actin- and profilin-binding microfilament-associated protein. The phosphorylation of VASP is dynamically regulated by cellular adhesion to extracellular matrix.

Protein type: Motility/polarity/chemotaxis; Cytoskeletal

Chromosomal Location of Human Ortholog: 19q13.32

Cellular Component: filopodium membrane; focal adhesion; tight junction; cytoplasm; plasma membrane; cytosol; actin cytoskeleton

Molecular Function: protein binding; actin binding; SH3 domain binding; profilin binding

Biological Process: axon guidance; positive regulation of actin filament polymerization; actin polymerization and/or depolymerization; neural tube closure; T cell receptor signaling pathway; protein homotetramerization

Research Articles on VASP

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Product Notes

The VASP vasp (Catalog #AAA474646) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The VASP (Thr-278), phospho-specific Antibody reacts with Human, Rat, Mouse and may cross-react with other species as described in the data sheet. AAA Biotech's VASP can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), ELISA (EIA), Immunocytochemistry (ICC). ELISA: 1:2000 ICC: 1:100 WB: 1:1000. Researchers should empirically determine the suitability of the VASP vasp for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "VASP, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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