Cell Signaling Technology

Product Pathways - MAPK Signaling

Dexras1 Antibody #4229

Applications Reactivity Sensitivity MW (kDa) Source
W H Endogenous 30 Rabbit

Applications Key:  W=Western Blotting
Reactivity Key:  H=Human
Species cross-reactivity is determined by western blot. Species enclosed in parentheses are predicted to react based on 100% sequence homology.

Protocols

Specificity / Sensitivity

Dexras1 Antibody detects endogenous levels of total Dexras1 protein. The antibody also cross-reacts with a 60 kDa protein of unknown origin.

Source / Purification

Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues near the carboxy terminus of human Dexras1 protein. Antibodies were purified by protein A and peptide affinity chromatography.

Western Blotting

Western Blotting

Western blot analysis of extracts from HeLa and Hep G2 cells using Dexras1 Antibody.

Background

Dexras1 (Ras dexamethasone induced 1) belongs to the Ras superfamily of GTPases and was initially identified as a dexamethasone inducible gene (1,2). Dexras1 reportedly regulates several distinct signal transduction pathways, including MAPK signaling, NMDA receptor-nitric oxide-mediated signaling, and pathways involving adenylyl cyclases (3-5). Dexras1 can directly modulate FE65-APP-mediated transcription and regulate the photic sensitivity of the mammalian circadian clock (6,7).

  1. Kemppainen, R.J. and Behrend, E.N. (1998) J Biol Chem 273, 3129-31.
  2. Tu, Y. and Wu, C. (1999) Biochim Biophys Acta 1489, 452-6.
  3. Fang, M. et al. (2000) Neuron 28, 183-93.
  4. Graham, T.E. et al. (2004) Biochem Biophys Res Commun 316, 307-12.
  5. Nguyen, C.H. and Watts, V.J. (2005) Biochem Biophys Res Commun 332, 913-20.
  6. Cheng, H.Y. et al. (2006) J Neurosci 26, 12984-95.
  7. Lau, K.F. et al. (2008) J Biol Chem 283, 34728-37.

Application References

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For Research Use Only. Not For Use In Diagnostic Procedures.

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