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Mechanisms of disease: methyl-binding domain proteins as potential therapeutic targets in cancer

Owen J Sansom1, Kathryn Maddison, Alan R Clarke

  • 1Cardiff School of Biosciences, Cardiff University, Cardiff, UK.

Nature Clinical Practice. Oncology
|April 28, 2007
PubMed

Insights

Methyl-CpG-binding domain (MBD) proteins interpret DNA methylation, influencing epigenetics. Research suggests MBD proteins are key in tumorigenesis and could be novel therapeutic targets for cancer.

Area of Science:

  • Epigenetics
  • Molecular Biology
  • Cancer Biology

Background:

  • Methyl-CpG-binding domain (MBD) proteins are crucial for interpreting DNA methylation patterns.
  • These proteins play a significant role in various epigenetic processes.
  • The MBD family includes MBD1, MBD2, MBD3, MBD4, and MeCP2, with Kaiso also involved in transcriptional repression.

Purpose of the Study:

  • To review recent research on the role of MBD proteins in tumorigenesis.
  • To explore the potential of MBD proteins as therapeutic targets in cancer treatment.

Main Methods:

  • Literature review of recent studies on MBD proteins and cancer.
  • Analysis of the mechanisms by which MBD proteins influence gene silencing and tumorigenesis.

Main Results:

  • DNA hypermethylation is a known mechanism for gene silencing in cancer and drug resistance.
  • MBD proteins are likely important modulators of tumorigenesis due to their role in interpreting DNA methylation.

Conclusions:

  • MBD proteins are critical mediators of epigenetic processes and are implicated in cancer development.
  • Several MBD proteins represent promising novel therapeutic targets for cancer treatment.

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