Sanger validation of WGS variants

Abstract With the development of next-generation sequencing (NGS) technologies it became possible to simultaneously analyze millions of variants. Despite the quality improvement, it is generally still required to confirm the variants before reporting. However, in recent years the dominant idea is th...

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Main Authors: Arina Kopernik, Mariia Sayganova, Gaukhar Zobkova, Natalia Doroschuk, Anna Smirnova, Daria Molodtsova-Zolotukhina, Olesya Sagaydak, Oxana Ryzhkova, Sergey Kutsev, Olga Groznova, Lyusya Melikyan, Elizaveta Bondarchuk, Mary Woroncow, Eugene Albert, Viktor Bogdanov, Pavel Volchkov
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-025-87814-x
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author Arina Kopernik
Mariia Sayganova
Gaukhar Zobkova
Natalia Doroschuk
Anna Smirnova
Daria Molodtsova-Zolotukhina
Olesya Sagaydak
Oxana Ryzhkova
Sergey Kutsev
Olga Groznova
Lyusya Melikyan
Elizaveta Bondarchuk
Mary Woroncow
Eugene Albert
Viktor Bogdanov
Pavel Volchkov
author_facet Arina Kopernik
Mariia Sayganova
Gaukhar Zobkova
Natalia Doroschuk
Anna Smirnova
Daria Molodtsova-Zolotukhina
Olesya Sagaydak
Oxana Ryzhkova
Sergey Kutsev
Olga Groznova
Lyusya Melikyan
Elizaveta Bondarchuk
Mary Woroncow
Eugene Albert
Viktor Bogdanov
Pavel Volchkov
author_sort Arina Kopernik
collection DOAJ
description Abstract With the development of next-generation sequencing (NGS) technologies it became possible to simultaneously analyze millions of variants. Despite the quality improvement, it is generally still required to confirm the variants before reporting. However, in recent years the dominant idea is that one could define the quality thresholds for “high quality” variants which do not require orthogonal validation. Despite that, no works to date report the concordance between variants from whole genome sequencing and their gold-standard Sanger validation. In this study we analyzed the concordance for 1756 WGS variants in order to establish the appropriate thresholds for high-quality variants filtering. Resulting thresholds allowed us to drastically reduce the number of variants which require validation, to 4.8% and 1.2% of the initial set for caller-agnostic (DP, AF) and caller-dependent (QUAL) thresholds, respectively.
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institution Kabale University
issn 2045-2322
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publisher Nature Portfolio
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series Scientific Reports
spelling doaj-art-b8cd4a5e26334cecb0231753a78639592025-02-02T12:18:42ZengNature PortfolioScientific Reports2045-23222025-01-011511610.1038/s41598-025-87814-xSanger validation of WGS variantsArina Kopernik0Mariia Sayganova1Gaukhar Zobkova2Natalia Doroschuk3Anna Smirnova4Daria Molodtsova-Zolotukhina5Olesya Sagaydak6Oxana Ryzhkova7Sergey Kutsev8Olga Groznova9Lyusya Melikyan10Elizaveta Bondarchuk11Mary Woroncow12Eugene Albert13Viktor Bogdanov14Pavel Volchkov15Federal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesFederal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesEvogen LLCEvogen LLCEvogen LLCFederal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesEvogen LLCResearch Centre for Medical GeneticsResearch Centre for Medical GeneticsVeltischev Research and Clinical Institute for Pediatrics and Pediatric Surgery on the Pirogov Russian National Research Medical University of the Ministry of Health of the Russian FederationVeltischev Research and Clinical Institute for Pediatrics and Pediatric Surgery on the Pirogov Russian National Research Medical University of the Ministry of Health of the Russian FederationVeltischev Research and Clinical Institute for Pediatrics and Pediatric Surgery on the Pirogov Russian National Research Medical University of the Ministry of Health of the Russian FederationLomonosov Moscow State UniversityFederal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesFederal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesFederal Research Center for Innovator and Emerging Biomedical and Pharmaceutical TechnologiesAbstract With the development of next-generation sequencing (NGS) technologies it became possible to simultaneously analyze millions of variants. Despite the quality improvement, it is generally still required to confirm the variants before reporting. However, in recent years the dominant idea is that one could define the quality thresholds for “high quality” variants which do not require orthogonal validation. Despite that, no works to date report the concordance between variants from whole genome sequencing and their gold-standard Sanger validation. In this study we analyzed the concordance for 1756 WGS variants in order to establish the appropriate thresholds for high-quality variants filtering. Resulting thresholds allowed us to drastically reduce the number of variants which require validation, to 4.8% and 1.2% of the initial set for caller-agnostic (DP, AF) and caller-dependent (QUAL) thresholds, respectively.https://doi.org/10.1038/s41598-025-87814-x
spellingShingle Arina Kopernik
Mariia Sayganova
Gaukhar Zobkova
Natalia Doroschuk
Anna Smirnova
Daria Molodtsova-Zolotukhina
Olesya Sagaydak
Oxana Ryzhkova
Sergey Kutsev
Olga Groznova
Lyusya Melikyan
Elizaveta Bondarchuk
Mary Woroncow
Eugene Albert
Viktor Bogdanov
Pavel Volchkov
Sanger validation of WGS variants
Scientific Reports
title Sanger validation of WGS variants
title_full Sanger validation of WGS variants
title_fullStr Sanger validation of WGS variants
title_full_unstemmed Sanger validation of WGS variants
title_short Sanger validation of WGS variants
title_sort sanger validation of wgs variants
url https://doi.org/10.1038/s41598-025-87814-x
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