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Updated: Oct 23, 2025
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Assessing Cellular Target Engagement by SHP2 PTPN11 Phosphatase Inhibitors
Published on: July 17, 2020
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[SCP Phosphatases and Oncogenesis]
G A Puzanov1, V N Senchenko1,2
1Engelhardt Institute of Molecular Biology, Russian Academy of Sciences, Moscow, 119991 Russia.
Molekuliarnaia Biologiia
|August 25, 2021
Summary
Small SCP phosphatases regulate crucial cellular processes like gene expression and cell division. Their dysfunction is linked to cancer, highlighting their potential as therapeutic targets in oncology.
Area of Science:
- Molecular Biology
- Biochemistry
- Oncology
Background:
- Small CTD phosphatases (SCPs) dephosphorylate serine/threonine residues in proteins.
- SCPs regulate RNA polymerase II, neuron-specific gene expression, and cell cycle progression.
- SCP substrates include key regulators like AKT1, c-MYC, and pRb.
Purpose of the Study:
- To review the properties of SCP phosphatases.
- To elucidate the role of SCP phosphatases in oncogenesis.
- To highlight SCP phosphatases as potential targets for cancer therapy.
Main Methods:
- Literature review of SCP phosphatase functions and substrates.
- Analysis of SCP phosphatase involvement in cell cycle regulation and gene expression.
- Examination of SCP phosphatase roles in various cancers.
Main Results:
- SCPs are critical for transcription, cell cycle control, and signaling pathways.
- SCP inactivation or dysfunction is associated with diverse cancers.
- SCPs exhibit tumor-suppressive or tumor-promoting roles in oncogenesis.
Conclusions:
- SCP phosphatases are vital regulators of fundamental cellular processes.
- Dysregulation of SCPs contributes to cancer development.
- Targeting SCP phosphatases offers a promising avenue for novel cancer therapies.
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