Cell Signaling Technology

Product Pathways - Translational Control

Rictor (53A2) Rabbit mAb #2114

Applications Reactivity MW (kDa) Source Isotype
W H M R Mk 200 Rabbit IgG

Applications Key:  W=Western Blotting
Reactivity Key:  H=Human  M=Mouse  R=Rat  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

Rictor (53A2) Rabbit mAb detects endogenous levels of total Rictor protein.

Source / Purification

Rictor (53A2) Rabbit mAb is produced by immunizing rabbits with a synthetic peptide (KLH-coupled) derived from the sequence Gln1681 of human Rictor.

Western Blotting

Western Blotting

Western blot analysis of extracts from various cell lines, using Rictor (53A2) Rabbit mAb.

Background

Cell growth is a fundamental biological process whereby cells accumulate mass and increase in size. The mammalian TOR (mTOR) pathway regulates growth by coordinating energy and nutrient signals with growth factor-derived signals (1). mTOR is a large protein kinase with two different complexes. One complex contains mTOR, GβL and raptor, which is a target of rapamycin. The other complex, insensitive to rapamycin, includes mTOR, GβL and rictor (1). The mTOR-rictor complex phosphorylates Ser473 of Akt/PKB in vitro (2). This phosphorylation is essential for full Akt/PKB activation. Furthermore, an siRNA knockdown of rictor inhibits Ser473 phosphorylation in 3T3-L1 adipocytes (3). This complex has also been shown to phosphorylate the rapamycin-resistant mutants of S6K1, another effector of mTOR (4).

  1. Sarbassov, D.D. et al. (2004) Curr. Biol. 14, 1296-1302.
  2. Sarbassov, D.D. et al. (2005) Science 307, 1098-1101.
  3. Hresko, R.C. and Mueckler, M. (2005) J. Biol. Chem. 280, 40406-40416.
  4. Ali, S.M. and Sabatini, D.M. (2005) J. Biol. Chem. 280, 19445-19448.

Application References

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Companion Products

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

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