Cell Signaling Technology

Product Pathways - Cell Cycle / Checkpoint

cdc2 Antibody #9112

Applications Reactivity Sensitivity MW (kDa) Source
W H M R Endogenous 34 Rabbit

Applications Key:  W=Western Blotting
Reactivity Key:  H=Human  M=Mouse  R=Rat
Species cross-reactivity is determined by Western blot.

Protocols

Specificity / Sensitivity

cdc2 Antibody detects endogenous levels of total cdc2 protein.

Source / Purification

Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Tyr15 of human cdc2 . Antibodies are purified by protein A and peptide affinity chromatography.

Western Blotting

Western Blotting

Western blot analysis of extracts from Saos cells, either untreated or treated with hydroxyurea or nocodazole, using Phospho-cdc2 (Tyr15) Antibody #9111 (upper) or cdc2 Antibody #9112 (lower).

Background

The entry of eukaryotic cells into mitosis is regulated by cdc2 kinase activation, a process controlled at several steps including cyclin binding and phosphorylation of cdc2 at Thr161 (1). However, the critical regulatory step in activating cdc2 during progression into mitosis appears to be dephosphorylation of cdc2 at Tyr15 and Thr14 (2). Phosphorylation at Thr14 and Tyr15 resulting in inhibition of cdc2 can be carried out by Wee1 and Myt1 protein kinases (3,4). The cdc25 phosphatase may be responsible for removal of phosphates at Thr14 and Tyr15 and subsequent activation of cdc2 (1,5).

  1. Atherton-Fessler, S. et al. (1994) Mol. Biol. Cell. 5, 989-1001.
  2. Norbury, C. et al. (1991) EMBO. J. 10, 3321-3329.
  3. McGowan, C.H. and Russell, P. (1993) EMBO J. 12, 75-85.
  4. Wells, N.J. et al. (1999) J. Cell. Sci. 112, 3361-3371.
  5. Hunter, T. (1995) Cell 80, 225-236.

Application References

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This product is intended for research purposes only. The product is not intended to be used for therapeutic or diagnostic purposes in humans or animals.

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