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Related Experiment Video

Updated: May 3, 2026

Hybrid De Novo Genome Assembly for the Generation of Complete Genomes of Urinary Bacteria using Short- and Long-read Sequencing Technologies

Hybrid De Novo Genome Assembly for the Generation of Complete Genomes of Urinary Bacteria using Short- and Long-read Sequencing Technologies

Published on: August 20, 2021

Sequencing, assembling, and correcting draft genomes using recombinant populations.

Matthew W Hahn¹, Simo V Zhang, Leonie C Moyle

¹Department of Biology, Indiana University, Bloomington, Indiana 47405.

G3 (Bethesda, Md.)

|February 18, 2014

Summary

This summary is machine-generated.

Recombinant population genome construction offers a novel method for high-quality de novo whole-genome sequencing, especially for nonmodel organisms. This approach improves genome assembly accuracy and provides essential genomic tools for research.

Keywords:

assembly duplication genetics genome next-generation sequencing

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Last Updated: May 3, 2026

Hybrid De Novo Genome Assembly for the Generation of Complete Genomes of Urinary Bacteria using Short- and Long-read Sequencing Technologies

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Published on: August 20, 2021

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CAPRRESI: Chimera Assembly by Plasmid Recovery and Restriction Enzyme Site Insertion

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Published on: June 25, 2017

Area of Science:

Genomics and Bioinformatics
Molecular Biology
Population Genetics

Background:

Standard de novo whole-genome sequencing methods struggle with organisms lacking extensive genetic data.
Existing approaches often result in fragmented assemblies (scaffolds), misassembly of heterozygous alleles, and collapse of duplicated sequences.

Purpose of the Study:

To introduce a new approach, recombinant population genome construction, for improved de novo whole-genome sequencing.
To address limitations of current genome assembly methods, particularly for nonmodel organisms.

Main Methods:

Utilizes next-generation sequencing to barcode and sequence multiple individuals from a recombinant population.
Combines sequences for initial de novo assembly.
Employs individual recombinant genotypes to correct assembly errors, order, and orient scaffolds.

Main Results:

Demonstrated a high-fidelity, high-quality genome assembly using simulated data from Caenorhabditis elegans.
Successfully corrected assembly splitting/collapsing and ordered/oriented scaffolds within linkage groups.
Generated high-confidence single-nucleotide polymorphisms for immediate applications.

Conclusions:

Recombinant population genome construction significantly enhances genome assembly quality for diverse organisms.
This method accelerates the development of genome-enabled systems for nonmodel species.
Enables simultaneous mapping of quantitative trait loci in populations segregating for functional traits.