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Fur: Find unique genomic regions for diagnostic PCR.

Bernhard Haubold1, Fabian Klötzl1, Lars Hellberg2

  • 1Department of Evolutionary Genetics, Max-Planck-Institute for Evolutionary Biology, Plön, Germany.

Bioinformatics (Oxford, England)
|January 30, 2021
PubMed
Summary

The Fur program efficiently finds unique genomic regions for molecular diagnostics. It is significantly faster than existing tools like genmap, offering a valuable new method for marker discovery.

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Area of Science:

  • Bioinformatics
  • Genomics
  • Molecular Diagnostics

Background:

  • Identifying unique marker sequences is crucial for molecular diagnostics.
  • Limited availability of specialized software for unique marker sequence identification.
  • Development of the Fur program to address this gap.

Purpose of the Study:

  • To introduce and evaluate the Fur program for finding unique genomic regions.
  • To compare Fur's performance against the genmap program.
  • To demonstrate Fur's utility in designing species-specific PCR primers.

Main Methods:

  • Fur identifies regions present in target sequences but absent in related neighbor sequences.
  • Comparative analysis of Fur and genmap using E. coli genomes.
  • In silico and in vitro validation of primers designed by Fur and genmap.

Main Results:

  • Fur was 40 times faster than genmap in analyzing E. coli phylogroups.
  • Genmap produced more markers, but Fur's markers showed higher accuracy in silico.
  • Fur successfully designed species-specific primers for Lactobacillus with excellent in vitro performance.

Conclusions:

  • Fur is a highly efficient tool for identifying unique genomic regions.
  • Fur offers a faster and accurate alternative for marker discovery in molecular diagnostics.
  • The program facilitates the design of specific and sensitive PCR primers.