Dephosphorylation of Plk1 occurs through PP2A-B55/ENSA/Greatwall pathway during mitotic DNA damage recovery

Sinyoung Kim, Sun‐Yi Hyun, Young‐Joo Jang

Cell Cycle · 2019 · 15 citations · 30 references

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Concepts

Abstract

phase. Therefore, to adapt to severe DNA damage, the activated Greatwall/ENSA signaling pathway was repressed by ATM/Chk1/2, even in mitotic cells. Activation of the PP2A-B55 holoenzyme complex induced the dephosphorylation of Plk1 and Cdk1, and finally, mitotic slippage occurred without normal chromosome segregation and cytokinesis.

References

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