Revision 1

#62328Store 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 Mk

SENSITIVITY:

Endogenous

MW (kDa):

89

SOURCE:

Rabbit

UniProt ID:

#O75534

Entrez-Gene Id:

7812

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 and 50% glycerol. Store at –20°C. Do not aliquot the antibody.

Specificity / Sensitivity

CSDE1 Antibody recognizes endogenous levels of total CSDE1 protein.

Species Reactivity:

Human, Mouse, Rat, Monkey

Source / Purification

Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues near the carboxy terminus of human CSDE1 protein. Antibodies are purified by peptide affinity chromatography.

Background

Originally described as the product of an active transcription unit located upstream of the N-RAS gene (1), CSDE1 (cold shock domain-containing protein E1) is a highly conserved RNA-binding protein containing five cold-shock domains (2,3). CSDE1 is mostly localized in the cytoplasm where it interacts with distinct protein complexes involved in the post-transcriptional regulation of numerous mRNAs in a dynamic and complex manner (4). CSDE1 plays a role in maintaining the undifferentiated state of human embryonic stem cells (hESCs), and its loss results in accelerated neural differentiation and neurogenesis, partially via post-transcriptional regulation of fatty acid binding protein 7 (FABP7) and vimentin (VIM) mRNAs (5). In human melanoma, increased CSDE1 protein expression has been shown to modulate the levels of pro-oncogenic factors such as vimentin or RAC1 and tumor suppressors such as PTEN, thus promoting tumor invasion and metastasis (6).

  1. Jeffers, M. et al. (1990) Nucleic Acids Res 18, 4891-9.
  2. Goroncy, A.K. et al. (2010) J Struct Funct Genomics 11, 181-8.
  3. Triqueneaux, G. et al. (1999) Nucleic Acids Res 27, 1926-34.
  4. Mihailovich, M. et al. (2010) Bioessays 32, 109-18.
  5. Ju Lee, H. et al. (2017) Nat Commun 8, 1456.
  6. Wurth, L. et al. (2016) Cancer Cell 30, 694-707.

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

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