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Description
Progression of the mammalian cell cycle is regulated by phosphorylation of many key proteins. Several classes of cyclins (A-E) act as regulatory subunits for cyclin-dependent kinases (cdks). Cdk1/Cdc2 (p34 [cdc2]) is the catalytic subunit of the maturation promoting factor (MPF), which includes the regulatory subunit cyclin B. During late S and G2 phase, cyclin B synthesis increases, allowing it to bind Cdc2. This begins the transition into M-phase of the mammalian cell cycle by initiating a series of phosphorylation and dephosphorylation events that lead to activation of the Cdc2/cyclin B complex. After binding to cyclin B, cdc2 is phosphorylated on Thr-14, by Myt1, and Tyr-15, by wee1 or mik1, yielding an inactive pre-MPF complex during G2 phase. Phosphorylation of cdc2 on Thr-161 is performed by a cdk7/cyclin H complex and is necessary for activation of the cdc2 complex. Dephosphorylation of Thr-14 and Tyr-15 by CDC25 occurs at the end of G2 phase and completes activation of the cdc2/Cyclin B complex and facilitates entry into mitosis. During mitosis, cyclin B is targeted for degradation and Cdc2 becomes inactive again.
Immunofluorescence, Western Blotting
Specifications
Specifications
| Antigen | Cdk1/Cdc2 (pY15) |
| Applications | Western Blot |
| Classification | Monoclonal |
| Clone | 44 |
| Concentration | 250μg/mL |
| Conjugate | Unconjugated |
| Description | p34 [cdc2] |
| Formulation | Aqueous buffered solution containing BSA, glycerol, and ≤0.09% sodium azide. |
| Host Species | Mouse |
| Immunogen | Phosphorylated Human Cdc2 (pY15) Peptide |
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For Research Use Only.
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