Long-read genotyping with SLANG (Simple Long-read loci Assembly of Nanopore data for Genotyping)

Dorfner, Marco and Ott, Tankred and Ott, Philipp and Oberprieler, Christoph (2022) Long-read genotyping with SLANG (Simple Long-read loci Assembly of Nanopore data for Genotyping). APPLICATIONS IN PLANT SCIENCES, 10 (3): e11484. ISSN 2168-0450

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Abstract

Premise Most phylogenomic library preparation methods and bioinformatic analysis tools in restriction site-associated DNA sequencing (RADseq)/genotyping-by-sequencing (GBS) studies are designed for use with Illumina data. The lack of alternative bioinformatic pipelines hinders the exploration of long-read multi-locus data from other sequencing platforms. The Simple Long-read loci Assembly of Nanopore data for Genotyping (SLANG) pipeline enables locus assembly, orthology estimation, and single-nucleotide polymorphism (SNP) calling using Nanopore-sequenced multi-locus data. Methods and Results Two test libraries (Leucanthemum spp., Senecio spp.; Compositae) were prepared using an amplified fragment length polymorphism (AFLP)-based method to reduce genome complexity, then Nanopore-sequenced, and analyzed with SLANG. We identified 704 and 448 orthologous loci with 12,368 and 10,048 SNPs, respectively. The constructed phylogenetic networks were identical to a GBS network produced using Leucanthemum Illumina data and were consistent with Senecio species circumscriptions based on morphology. Conclusions SLANG identifies orthologous loci and extracts SNPs from long-read multi-locus Nanopore data for phylogenetic inference, population genetics, or phylogeographical studies. Combined with an AFLP-based library preparation, SLANG provides an easily scalable, cost-effective, and affordable alternative to Illumina-based RADseq/GBS procedures.

Item Type: Article
Uncontrolled Keywords: AFLP; genotyping; Leucanthemum; Nanopore; Senecio
Subjects: 500 Science > 580 Botanical sciences
Divisions: Biology, Preclinical Medicine > Institut für Pflanzenwissenschaften > Group Plant Systematics and Evolution (Prof. Dr. Christoph Oberprieler)
Depositing User: Dr. Gernot Deinzer
Date Deposited: 07 Feb 2024 07:59
Last Modified: 07 Feb 2024 07:59
URI: https://pred.uni-regensburg.de/id/eprint/56954

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