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Related Experiment Videos

A web-based search engine for triplex-forming oligonucleotide target sequences.

Sara S Gaddis1, Qi Wu, Howard D Thames

  • 1Department of Carcinogenesis, University of Texas M.D. Anderson Cancer Center, Science Park-Research Division, Smithville, TX 78957, USA.

Oligonucleotides
|June 13, 2006
PubMed
Summary
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Triplex technology utilizes triplex-forming oligonucleotides (TFOs) for precise gene modification. A new web engine aids researchers in identifying unique TFO target sequences in the human and mouse genomes.

Area of Science:

  • Molecular Biology
  • Genomics
  • Bioinformatics

Background:

  • Triplex technology enables site-specific DNA modification through triplex-forming oligonucleotides (TFOs).
  • TFOs bind to duplex DNA, forming triple helices and influencing gene expression, recombination, and DNA damage.

Purpose of the Study:

  • To develop a web-based search engine for identifying and annotating TFO target sequences.
  • To facilitate the discovery of unique and specific TFO binding sites within the human and mouse genomes.

Main Methods:

  • Development of a flexible web-based search engine.
  • Annotation of TFO target sites with sequence context and gene region information (intron, exon, promoter).
  • Integration of repeat sequence elimination and overlapping gene flagging for specificity.

Related Experiment Videos

  • Utilizing NCBI BLAST for uniqueness verification of TFO binding sites.

    • Main Results:

    • The search engine successfully identifies and annotates TFO target sequences.
    • The tool assists in finding highly specific TFO target sites by filtering out repeats and overlaps.
    • NCBI BLAST integration provides a straightforward method for checking target site uniqueness.

    Conclusions:

    • The developed search engine is a valuable tool for researchers utilizing triplex technology.
    • It simplifies the process of identifying specific TFO target sequences for gene manipulation in genomic research.
    • The engine enhances the efficiency and accuracy of TFO-based experimental design.