Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia

16S rRNA genes sequencing has been used for routine species identification and phylogenetic studies of bacteria. However, the high sequence similarity between some species and heterogeneity within copies at the intragenomic level could be a limiting factor of discriminatory ability. In this study, w...

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Main Authors: Angelina A. Kislichkina, Angelika A. Sizova, Yury P. Skryabin, Svetlana V. Dentovskaya, Andrey P. Anisimov
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Microbiology
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Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2024.1519733/full
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author Angelina A. Kislichkina
Angelika A. Sizova
Yury P. Skryabin
Svetlana V. Dentovskaya
Andrey P. Anisimov
author_facet Angelina A. Kislichkina
Angelika A. Sizova
Yury P. Skryabin
Svetlana V. Dentovskaya
Andrey P. Anisimov
author_sort Angelina A. Kislichkina
collection DOAJ
description 16S rRNA genes sequencing has been used for routine species identification and phylogenetic studies of bacteria. However, the high sequence similarity between some species and heterogeneity within copies at the intragenomic level could be a limiting factor of discriminatory ability. In this study, we aimed to compare 16S rRNA genes sequences and genome-based analysis (core SNPs and ANI) for identification of non-pathogenic Yersinia. We used complete and draft genomes of 373 Yersinia strains from the NCBI Genome database. The taxonomic affiliations of 34 genomes based on core SNPs and the ANI results did not match those specified in the GenBank database (NCBI). The intragenic homology of the 16S rRNA gene copies exceeded 99.5% in complete genomes, but above 50% of genomes have four or more variants of the 16S rRNA gene. Among 327 draft genomes of non-pathogenic Yersinia, 11% did not have a full-length 16S rRNA gene. Most of draft genomes has one copy of gene and it is not possible to define the intragenomic heterogenicity. The average homology of 16S rRNA gene was 98.76%, and the maximum variability was 2.85%. The low degree of genetic heterogenicity of the gene (0.36%) was determined in group Y. pekkanenii/Y. proxima/Y. aldovae/Y. intermedia/Y. kristensenii/Y. rochesterensis. The identical gene sequences were found in the genomes of the Y. intermedia and Y. rochesterensis strains identified using ANI and core SNPs analyses. The phylogenetic tree based on 16S rRNA genes differed from the tree based on core SNPs of the genomes and did not represent phylogenetic relationship between the Yersinia species. These findings will help to fill the data gaps in genome characteristics of deficiently studied non-pathogenic Yersinia.
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spelling doaj-art-07dcec9294bd41eda1fa1c85639cfdc92025-01-07T06:40:41ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2025-01-011510.3389/fmicb.2024.15197331519733Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic YersiniaAngelina A. Kislichkina0Angelika A. Sizova1Yury P. Skryabin2Svetlana V. Dentovskaya3Andrey P. Anisimov4Department of Culture Collection, State Research Center for Applied Microbiology and Biotechnology, Obolensk, RussiaDepartment of Culture Collection, State Research Center for Applied Microbiology and Biotechnology, Obolensk, RussiaDepartment of Molecular Microbiology, State Research Center for Applied Microbiology and Biotechnology, Obolensk, RussiaLaboratory for Plague Microbiology, Especially Dangerous Infections Department, State Research Center for Applied Microbiology and Biotechnology, Obolensk, RussiaLaboratory for Plague Microbiology, Especially Dangerous Infections Department, State Research Center for Applied Microbiology and Biotechnology, Obolensk, Russia16S rRNA genes sequencing has been used for routine species identification and phylogenetic studies of bacteria. However, the high sequence similarity between some species and heterogeneity within copies at the intragenomic level could be a limiting factor of discriminatory ability. In this study, we aimed to compare 16S rRNA genes sequences and genome-based analysis (core SNPs and ANI) for identification of non-pathogenic Yersinia. We used complete and draft genomes of 373 Yersinia strains from the NCBI Genome database. The taxonomic affiliations of 34 genomes based on core SNPs and the ANI results did not match those specified in the GenBank database (NCBI). The intragenic homology of the 16S rRNA gene copies exceeded 99.5% in complete genomes, but above 50% of genomes have four or more variants of the 16S rRNA gene. Among 327 draft genomes of non-pathogenic Yersinia, 11% did not have a full-length 16S rRNA gene. Most of draft genomes has one copy of gene and it is not possible to define the intragenomic heterogenicity. The average homology of 16S rRNA gene was 98.76%, and the maximum variability was 2.85%. The low degree of genetic heterogenicity of the gene (0.36%) was determined in group Y. pekkanenii/Y. proxima/Y. aldovae/Y. intermedia/Y. kristensenii/Y. rochesterensis. The identical gene sequences were found in the genomes of the Y. intermedia and Y. rochesterensis strains identified using ANI and core SNPs analyses. The phylogenetic tree based on 16S rRNA genes differed from the tree based on core SNPs of the genomes and did not represent phylogenetic relationship between the Yersinia species. These findings will help to fill the data gaps in genome characteristics of deficiently studied non-pathogenic Yersinia.https://www.frontiersin.org/articles/10.3389/fmicb.2024.1519733/fullYersiniagenometaxonomyphylogenyWGS16S rRNA
spellingShingle Angelina A. Kislichkina
Angelika A. Sizova
Yury P. Skryabin
Svetlana V. Dentovskaya
Andrey P. Anisimov
Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
Frontiers in Microbiology
Yersinia
genome
taxonomy
phylogeny
WGS
16S rRNA
title Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
title_full Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
title_fullStr Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
title_full_unstemmed Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
title_short Evaluation of 16S rRNA genes sequences and genome-based analysis for identification of non-pathogenic Yersinia
title_sort evaluation of 16s rrna genes sequences and genome based analysis for identification of non pathogenic yersinia
topic Yersinia
genome
taxonomy
phylogeny
WGS
16S rRNA
url https://www.frontiersin.org/articles/10.3389/fmicb.2024.1519733/full
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