Cell Signaling Technology

Product Pathways - Cell Cycle / Checkpoint

Aurora A/AIK (1G4) Rabbit mAb #4718

Applications Reactivity Sensitivity MW (kDa) Source Isotype
W IP IF-IC H Mk Endogenous 48 Rabbit IgG

Applications Key:  W=Western Blotting  IP=Immunoprecipitation  IF-IC=Immunofluorescence (Immunocytochemistry)
Reactivity Key:  H=Human  Mk=Monkey
Species enclosed in parentheses are predicted to react based on 100% sequence homology. Species cross-reactivity is determined by Western blot.

Specificity / Sensitivity

Aurora A/AIK (1G4) Rabbit mAb detects endogenous levels of total Aurora A/AIK protein.

Source / Purification

Monoclonal antibodies are produced by immunizing rabbits with a synthetic peptide (KLH-coupled) corresponding to the amino terminus of human Aurora A/AIK.

Western Blotting

Western Blotting

Western blot analysis of extracts from HeLa, 293 and COS cells, using Aurora A/AIK (1G4) Rabbit mAb.

IF-IC

IF-IC

Confocal immunofluorescent images of mitotic COS cells during metaphase (left) or anaphase (right), labeled with Aurora A/AIK (1G4) Rabbit mAb (red) and Phospho-Histone H3 (Ser10) (6G3) Mouse mAb #9706 (green). Blue pseudocolor = DRAQ5™ (fluorescent DNA dye).

Background

Aurora A (AIK) is a cell cycle-regulated serine/threonine protein kinase that is overexpressed in many tumor cell lines (1-3). Phosphorylation of Aurora A at Thr288 within the kinase activation loop results in a significant increase in its activity and may target the protein for proteasomal degradation during mitosis (4). The closely-related kinase Aurora B (AIM1) has been implicated in multiple mitotic events (5) and siRNA silencing of Aurora B expression results in reduced histone H3 phosphorylation, aberrant chromosome alignment/segregation and altered survivin localization (6).

  1. Bischoff, J.R. et al. (1998) EMBO J 17, 3052-65.
  2. Zhou, H. et al. (1998) Nat Genet 20, 189-93.
  3. Sen, S. et al. (1997) Oncogene 14, 2195-200.
  4. Walter, A.O. et al. (2000) Oncogene 19, 4906-16.
  5. Kallio, M.J. et al. (2002) Curr Biol 12, 900-5.
  6. Hauf, S. et al. (2003) J Cell Biol 161, 281-94.

Application References

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Companion Products

Rabbit Monoclonals Produced Using Epitomics® Technology, U.S. Patent No. 5,675,063.

This product is for in vitro research use only and is not intended for use in humans or animals. This product is not intended for use as therapeutic or in diagnostic procedures.

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