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MT1-MMP-dependent cell migration: proteolytic and non-proteolytic mechanisms
Valentina Gifford1, Yoshifumi Itoh2
1The Kennedy Institute of Rheumatology, University of Oxford, Oxford, U.K.
Abstract:
Membrane-type 1 matrix metalloproteinase (MT1-MMP) is a type I transmembrane proteinase that belongs to the matrix metalloproteinase (MMP) family. It is a potent modifier of cellular microenvironment and promotes cell migration and invasion of a wide variety of cell types both in physiological and pathological conditions. It promotes cell migration by degrading extracellular matrix on the cell surface and creates a migration path, by modifying cell adhesion property by shedding cell adhesion molecules to increase cell motility, and by altering cellular metabolism. Thus, MT1-MMP is a multifunctional cell motility enhancer. In this review, we will discuss the current understanding of the proteolytic and non-proteolytic mechanism of MT1-MMP-dependent cell migration.
Insights
Membrane-type 1 matrix metalloproteinase (MT1-MMP) enhances cell migration and invasion by modifying the cellular environment. This review explores how MT1-MMP
Area of Science:
- Biochemistry and Molecular Biology
- Cell Biology
- Cancer Research
Background:
- Membrane-type 1 matrix metalloproteinase (MT1-MMP) is a key enzyme in the matrix metalloproteinase (MMP) family.
- MT1-MMP plays a crucial role in modifying the cellular microenvironment.
- It is implicated in cell migration and invasion across various cell types and conditions.
Purpose of the Study:
- To review the multifaceted roles of MT1-MMP in promoting cell motility.
- To elucidate the proteolytic and non-proteolytic mechanisms underlying MT1-MMP-dependent cell migration.
- To provide a comprehensive understanding of MT1-MMP as a cell motility enhancer.
Main Methods:
- Literature review of studies on MT1-MMP function.
- Analysis of research detailing MT1-MMP's interactions with the extracellular matrix and cell adhesion molecules.
- Examination of studies investigating MT1-MMP's impact on cellular metabolism.
Main Results:
- MT1-MMP degrades the extracellular matrix, creating pathways for cell migration.
- It enhances cell motility by shedding adhesion molecules and altering cell metabolism.
- MT1-MMP acts as a multifunctional enhancer of cell movement.
Conclusions:
- MT1-MMP is a critical regulator of cell migration and invasion through both enzymatic and non-enzymatic functions.
- Understanding MT1-MMP's mechanisms is vital for addressing physiological and pathological processes.
- MT1-MMP represents a significant target for therapeutic strategies aimed at controlling cell motility.
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