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Phage DNA Extraction, Genome Assembly, and Genome Closure
Justin Boeckman1,2, Mei Liu1,2, Jolene Ramsey1,3
1Center for Phage Technology, Texas A&M University, College Station, TX, USA.
Methods in Molecular Biology (Clifton, N.J.)
|November 15, 2023
Summary
This study outlines a protocol for sequencing double-stranded DNA bacteriophage genomes. It details DNA extraction, sequencing, and genome assembly for phage characterization and applications.
Area of Science:
- Microbiology
- Genomics
- Molecular Biology
Background:
- Bacteriophages (phages) are vital in microbial ecosystems and show promise as antimicrobials and biotechnological tools.
- Phage genome sequencing is crucial for understanding phage relationships, lifestyle, and enabling downstream applications.
- Characterizing double-stranded DNA bacteriophages requires robust genomic methods.
Purpose of the Study:
- To provide a comprehensive protocol for determining the complete genome sequence of double-stranded DNA bacteriophages.
- To facilitate accurate phage characterization and downstream applications through reliable genome sequencing.
Main Methods:
- DNA extraction from purified bacteriophage lysates.
- Submission of extracted DNA to a professional sequencing service.
- Bioinformatic assembly and completion of raw sequence reads to obtain the full genome sequence.
Main Results:
- A standardized protocol for obtaining complete double-stranded DNA bacteriophage genome sequences.
- Demonstration of key steps from DNA extraction to final genome assembly.
- Enabling accurate phage identification and functional prediction.
Conclusions:
- This protocol provides a reproducible method for bacteriophage genome sequencing.
- Complete genome sequences are essential for advancing phage research and applications.
- The described methods support the growing interest in phage biology and its applications.
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