Revision 3

#14811Store at -20C

Cell Signaling Technology

Orders: 877-616-CELL (2355) [email protected]

Support: 877-678-TECH (8324)

Web: [email protected] cellsignal.com

3 Trask LaneDanversMassachusetts01923USA
For Research Use Only. Not for Use in Diagnostic Procedures.
Applications:

WB

REACTIVITY:

H M R

SENSITIVITY:

Endogenous

MW (kDa):

25

Source/Isotype:

Rabbit IgG

UniProt ID:

#P51809

Entrez-Gene Id:

6845

Product Information

Product Usage Information

Application Dilution
Western Blotting 1:1000

Storage

Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/ml BSA, 50% glycerol and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

Specificity / Sensitivity

VAMP7 (D4D5J) Rabbit mAb recognizes endogenous levels of total VAMP7 protein.

Species Reactivity:

Human, Mouse, Rat

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Ala94 of human VAMP7 protein.

Background

Proteins in the soluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) complex are integral membrane proteins involved in vesicle transport and membrane fusion that pair vesicular SNAREs (v-SNAREs) with cognate target SNARE (t-SNARE) proteins (reviewed in 1,2). Vesicle-associated membrane protein 7 (VAMP7), or tetanus neurotoxin-insensitive VAMP (TI-VAMP), is a widely expressed v-SNARE involved in exocytosis of granules and synaptic vesicles in various cell types, membrane remodeling, neurite outgrowth, lysosomal secretion, and autophagosome maturation (3). Activity of VAMP7 can be regulated by c-Src-mediated tyrosine phosphorylation, which activates VAMP7-mediated exocytosis (4). VAMP7 activity can also be regulated through interaction with the guanine nucleotide exchange factor Varp (5,6). Several research studies indicate that VAMP7 plays an important role in neurite outgrowth as well as potential neurological activities, including anxiety (7-9). VAMP7 also appears to have a key role in T-cell activation by facilitating the recruitment of vesicular Lat to the immunological synapse (10). The VAMP7 protein interacts with ATG16L, a component of the ATG5-ATG12 complex, and regulates autophagosome maturation through homotypic fusion of ATG16L1 vesicles (11).

  1. Jena, B.P. (2011) Adv Exp Med Biol 713, 13-32.
  2. Kasai, H. et al. (2012) Physiol Rev 92, 1915-64.
  3. Galli, T. et al. (1998) Mol Biol Cell 9, 1437-48.
  4. Burgo, A. et al. (2013) J Biol Chem 288, 11960-72.
  5. Burgo, A. et al. (2012) Dev Cell 23, 166-80.
  6. Schäfer, I.B. et al. (2012) Nat Struct Mol Biol 19, 1300-9.
  7. Martinez-Arca, S. et al. (2000) J Cell Biol 149, 889-900.
  8. Alberts, P. et al. (2003) Mol Biol Cell 14, 4207-20.
  9. Danglot, L. et al. (2012) J Neurosci 32, 1962-8.
  10. Larghi, P. et al. (2013) Nat Immunol 14, 723-31.
  11. Moreau, K. et al. (2011) Cell 146, 303-17.

Species Reactivity

Species reactivity is determined by testing in at least one approved application (e.g., western blot).

Western Blot Buffer

IMPORTANT: For western blots, incubate membrane with diluted primary antibody in 5% w/v BSA, 1X TBS, 0.1% Tween® 20 at 4°C with gentle shaking, overnight.

Applications Key

WB: Western Blotting

Cross-Reactivity Key

H: human M: mouse R: rat Hm: hamster Mk: monkey Vir: virus Mi: mink C: chicken Dm: D. melanogaster X: Xenopus Z: zebrafish B: bovine Dg: dog Pg: pig Sc: S. cerevisiae Ce: C. elegans Hr: horse GP: Guinea Pig Rab: rabbit All: all species expected

Trademarks and Patents

Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
All other trademarks are the property of their respective owners. Visit cellsignal.com/trademarks for more information.

Limited Uses

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