Cell Signaling Technology

Product Pathways - Neuroscience

Presenilin 2 (D30G3) Rabbit mAb #9979

Applications Reactivity Sensitivity MW (kDa) Isotype
W IP H M R Endogenous 23 (CTF) Rabbit IgG

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

Protocols

Specificity / Sensitivity

Presenilin 2 (D30G3) Rabbit mAb recognizes endogenous levels of total Presenilin 2 protein.

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Met323 of human Presenilin 2 protein.

Western Blotting

Western Blotting

Western blot analysis of extracts from Presenilin 1 (-/-) and Presenilin 2 (-/-) MEF cells using Presenilin 2 (D30G3) Rabbit mAb (upper) and Presenilin 1 (D39D1) Rabbit mAb #5643 (lower). (Presenilin 1 (-/-) and Presenilin 2 (-/-) MEF cells were kindly provided by Dr. Bart De Strooper, K.U.Leuven, Belgium).

Background

Presenilin 1 and presenilin 2 are transmembrane proteins belonging to the presenilin family. Mutation of presenilin genes has been linked to early onset of Alzheimer disease, probably due to presenilin's associated γ-secretase activity for amyloid-β protein processing (1,2). Endogenous presenilin mainly exists in a heterodimeric complex formed from the endoproteolytically processed amino-terminal (34 kDa) and carboxy-terminal (~20, 22, 23 kDa) fragments (CTF) (2,3).

  1. Haass, C. and DeStrooper, B. (1999) Science 286, 916-919.
  2. Kimberly, W.T. et al. (2000) J. Biol. Chem. 275, 3173-3178.
  3. Kim, T.W. et al. (1997) J. Biol. Chem. 272, 11006-11010.

Application References

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

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