DNA Barcoding: Bioinformatics Workflows for Beginners

John James Wilson, Kong-Wah Sing, Narong Jaturas

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

DNA barcoding is increasingly used to obtain taxonomic information about unidentified organisms. DNA barcoding involves sequencing a short fragment of the mitochondrial cytochrome c oxidase subunit I (COI) gene, “DNA barcodes,” from taxonomically unknown specimens and performing comparisons with a library of DNA barcodes of known taxonomy. In this article, we provide beginners with step-by-step instructions for (1) converting raw DNA sequences into clean DNA barcodes (sequence editing, sequence alignment), and (2) commonly used tools for DNA barcode comparisons (to assign taxonomic names to DNA barcodes, and to cluster DNA barcodes into Operational Taxonomic Units).
Original languageEnglish
Title of host publicationReference Module in Life Sciences
EditorsBernard D. Roitberg
PublisherElsevier
Number of pages11
ISBN (Electronic)978-0-12-809633-8
DOIs
Publication statusPublished - 15 Mar 2018

Keywords

  • Automatic barcode gap discovery
  • Barcode of life datasystems
  • BioEdit
  • BLAST
  • CodonCode aligner
  • FASTA
  • Neighbor-joining
  • Operational taxonomic units
  • Species identification
  • Taxonomy

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