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#18527Store 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

SENSITIVITY:

Endogenous

MW (kDa):

50

Source/Isotype:

Rabbit IgG

UniProt ID:

#Q9BUZ4

Entrez-Gene Id:

9618

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

TRAF4 (D1N3A) Rabbit mAb recognizes endogenous levels of total TRAF4 protein. An unknown background band is detected in some cell lines at 80kDa.

Species Reactivity:

Human, Mouse

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Arg124 of human TRAF4 protein.

Background

TRAFs (TNF receptor-associated factors) are a family of multifunctional adaptor proteins that bind to surface receptors and recruit additional proteins to form multiprotein signaling complexes capable of promoting cellular responses (1-3). Members of the TRAF family share a common carboxy-terminal "TRAF domain", which mediates interactions with associated proteins; many also contain amino-terminal Zinc/RING finger motifs. The first TRAFs identified, TRAF1 and TRAF2, were found by virtue of their interactions with the cytoplasmic domain of TNF-receptor 2 (TNFRII) (4). The six known TRAFs (TRAF1-6) act as adaptor proteins for a wide range of cell surface receptors and participate in the regulation of cell survival, proliferation, differentiation, and stress responses.
TRAF4, also referred to as CART1 and MLN62, is a divergent member of the TRAF family with relatively weak binding to TNFR family members (5-7). Interactions have been observed between TRAF4 and the neurotrophin receptor p75-NGFR, lymphotoxin-β receptor, and GITR (8-10). While originally identified in metastatic breast carcinoma, TRAF4 has been shown to contribute to tumor growth and invasion in various cancers including breast, lung and colon (11-13). Expression of Traf4 is induced by the tumor suppressor p53 in response to DNA damage, and can promote apoptosis (14).TRAF4 has also been shown to play a critical role in TGF-β signaling, where it has been found to antagonize the E3 ligase Smurf, resulting in enhanced receptor stabilization driving breast cancer metastasis (15).

  1. Arch, R.H. et al. (1998) Genes Dev 12, 2821-30.
  2. Chung, J.Y. et al. (2002) J Cell Sci 115, 679-88.
  3. Bradley, J.R. and Pober, J.S. (2001) Oncogene 20, 6482-91.
  4. Rothe, M. et al. (1994) Cell 78, 681-92.
  5. Kawamata, S. et al. (1998) J Biol Chem 273, 5808-14.
  6. Régnier, C.H. et al. (1995) J Biol Chem 270, 25715-21.
  7. Bièche, I. et al. (1996) Cancer Res 56, 3886-90.
  8. Yang, K. et al. (2015) Int J Clin Exp Pathol 8, 1419-26.
  9. Camilleri-Broët, S. et al. (2007) Oncogene 26, 142-7.
  10. Li, W. et al. (2013) Cancer Res 73, 6938-50.
  11. Ye, X. et al. (1999) J Biol Chem 274, 30202-8.
  12. Esparza, E.M. and Arch, R.H. (2004) Cell Mol Life Sci 61, 3087-92.
  13. Krajewska, M. et al. (1998) Am J Pathol 152, 1549-61.
  14. Sax, J.K. and El-Deiry, W.S. (2003) J Biol Chem 278, 36435-44.
  15. Zhang, L. et al. (2013) Mol Cell 51, 559-72.

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.
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