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Related Experiment Videos

[Transposable element mariner].

Hui Zhang1, Xiao-Ke Wang, Shi-Jun Ma

  • 1Beijing Laboratory Animal Research Center, Beijing 100012, China. huizhang@21cn.com

Yi Chuan = Hereditas
|January 11, 2005
PubMed
Summary
This summary is machine-generated.

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Mariner and mariner-like elements (MLEs) are widespread Class II transposable elements. Their host-independent transposition suggests potential as transforming vectors in diverse organisms.

Area of Science:

  • Molecular Biology
  • Genetics
  • Genomics

Context:

  • Mariner and mariner-like elements (MLEs) are Class II transposable elements belonging to the mariner/Tc1 superfamily.
  • These elements are found across a broad spectrum of organisms, including humans, since their initial discovery in Drosophila mauritiana.
  • MLEs possess a conserved 'D,D(34)D' motif within their transposases, crucial for their function.

Purpose:

  • To investigate the transposition mechanism and host range of Mariner and mariner-like elements (MLEs).
  • To explore the potential of MLEs as transforming vectors due to their host-independent transposition.
  • To understand the evolutionary significance and distribution of these mobile genetic elements.

Summary:

  • MLEs utilize a cut-and-paste mechanism for transposition.

Related Experiment Videos

  • Their ability to transpose independently of host factors is evidenced by their wide host range and horizontal transmission across distantly related species.
  • This host-independent mechanism has been observed to function effectively in various organisms, notably vertebrates.

    • Impact:

    • The findings highlight the remarkable adaptability and mobility of MLEs.
    • MLEs' host-independent transposition mechanism positions them as potential tools for genetic engineering and biotechnology.
    • Understanding MLEs contributes to the broader knowledge of transposable element evolution and genome dynamics.