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The MAX-interacting transcription factor network

Peter J Hurlin1, Jie Huang

  • 1Shriners Hospitals for Children and Department of Cell and Developmental Biology, Oregon Health & Science University, Portland, OR 97201, USA. pjh@shcc.org

Seminars in Cancer Biology
|August 16, 2006
PubMed

Insights

The MAX transcription factor is central to cell behavior and cancer. Its interaction with MNT protein is crucial, as MNT-deficient tissues show increased tumor formation.

Area of Science:

  • Molecular Biology
  • Cell Biology
  • Cancer Research

Background:

  • The MAX protein is a key component of a transcription factor network regulating cell proliferation and tumorigenesis.
  • MAX acts as a cofactor for DNA binding by proteins including MYC oncoproteins and antagonists like MNT and MXD1-4.
  • The diverse heterodimerization partners of MAX suggest complex interaction dynamics with functional consequences.

Purpose of the Study:

  • To review the functions and interaction partners of the MAX protein.
  • To highlight recent findings on the role of MAX and its interacting proteins in tumor formation.

Main Methods:

  • Literature review of MAX protein functions and interactions.
  • Analysis of studies investigating MAX-interacting proteins, particularly MNT.
  • Examination of data linking MNT deficiency to tumor predisposition.

Main Results:

  • MAX is a central regulator of cellular processes, including proliferation and cancer development.
  • Tissues lacking the MAX-interacting protein MNT exhibit a predisposition to tumor formation.
  • The switching of MAX partners influences its biological activities.

Conclusions:

  • MAX protein interactions are critical for maintaining normal cellular functions.
  • MNT is a significant MAX-interacting protein whose absence promotes tumorigenesis.
  • Further research into MAX interaction dynamics may reveal novel therapeutic strategies for cancer.

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