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Journal ArticleDOI

Accurate and universal delineation of prokaryotic species

TLDR
The specI (species identification tool) as mentioned in this paper ) is a method to group organisms into species clusters based on 40 universal, single-copy phylogenetic marker genes, applied to 3,496 prokaryotic genomes, specI identified 1,753 species clusters.
Abstract
The exponentially increasing number of sequenced genomes necessitates fast, accurate, universally applicable and automated approaches for the delineation of prokaryotic species. We developed specI (species identification tool; http://www.bork.embl.de/software/specI/), a method to group organisms into species clusters based on 40 universal, single-copy phylogenetic marker genes. Applied to 3,496 prokaryotic genomes, specI identified 1,753 species clusters. Of 314 discrepancies with a widely used taxonomic classification, >62% were resolved by literature support.

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Citations
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HoloVir: A Workflow for Investigating the Diversity and Function of Viruses in Invertebrate Holobionts

TL;DR: Application of HoloVir to viral metagenomes from the coral Pocillopora damicornis and the sponge Rhopaloeides odorabile demonstrated that HoloVIR provides a valuable tool to characterize holobiont viral communities across species, environments, or experiments.
Journal ArticleDOI

Whole Genome Characterization of Bacillus cereus Associated with Specific Disease Manifestations

TL;DR: A whole-genome analysis of B. cereus isolates from patients with a range of disease manifestations, including noninvasive colonizing disease, superficial skin infections, and invasive bacteremia, was performed in this paper.
Journal ArticleDOI

Metagenomic strain detection with SameStr: identification of a persisting core gut microbiota transferable by fecal transplantation

TL;DR: SameStr as mentioned in this paper identifies shared strains in metagenomes by determining single-nucleotide variants (SNV) in species-specific marker genes, which are compared based on a maximum variant profile similarity.
Journal ArticleDOI

Aerococcus urinae Isolated from Women with Lower Urinary Tract Symptoms: In Vitro Aggregation and Genome Analysis

TL;DR: The ability of 24 strains of A. urinae isolated from women with lower urinary tract symptoms to display aggregation phenotypes in vitro is explored and a potential association between phylogeny and flocking is suggested.
Journal ArticleDOI

A null model for microbial diversification.

TL;DR: It is shown that simple cell death and division over time could also explain the observed clustering, and recommended that the presented birth−death model as a null hypothesis in prokaryotic speciation studies is recommended.
References
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Journal ArticleDOI

Gapped BLAST and PSI-BLAST: a new generation of protein database search programs.

TL;DR: A new criterion for triggering the extension of word hits, combined with a new heuristic for generating gapped alignments, yields a gapped BLAST program that runs at approximately three times the speed of the original.
Journal ArticleDOI

Search and clustering orders of magnitude faster than BLAST

Robert C. Edgar
- 01 Oct 2010 - 
TL;DR: UCLUST is a new clustering method that exploits USEARCH to assign sequences to clusters and offers several advantages over the widely used program CD-HIT, including higher speed, lower memory use, improved sensitivity, clustering at lower identities and classification of much larger datasets.
Book

Bergey's Manual of Systematic Bacteriology

TL;DR: BCL3 and Sheehy cite Bergey's manual of determinative bacteriology of which systematic bacteriology, first edition, is an expansion.
Journal ArticleDOI

RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models

TL;DR: UNLABELLED RAxML-VI-HPC (randomized axelerated maximum likelihood for high performance computing) is a sequential and parallel program for inference of large phylogenies with maximum likelihood (ML) that has been used to compute ML trees on two of the largest alignments to date.
Journal ArticleDOI

Improved tools for biological sequence comparison.

TL;DR: Three computer programs for comparisons of protein and DNA sequences can be used to search sequence data bases, evaluate similarity scores, and identify periodic structures based on local sequence similarity.
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