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HGVS Recommendations for the Description of Sequence Variants: 2016 Update
Johan T den Dunnen1, Raymond Dalgleish2, Donna R Maglott3
1Human Genetics & Clinical Genetics, Leiden University Medical Center, Leiden, Nederland.
Accurate DNA variant description is crucial for genetic diagnostics. The Human Genome Variation Society (HGVS) nomenclature, updated to version 15.11, provides an international standard for reporting genomic variations.
Area of Science:
- Genomics
- Bioinformatics
- Molecular Biology
Background:
- Accurate description of DNA sequence variants is vital for genomic analysis and DNA diagnostics.
- The Human Genome Variation Society (HGVS) nomenclature, established in 2000, is an internationally accepted standard for variant description.
- The Sequence Variant Description Working Group (SVD-WG) oversees updates and extensions to the nomenclature.
Purpose of the Study:
- To present the current HGVS nomenclature recommendations, version 15.11.
- To summarize key changes made to the nomenclature since its initial publication in 2000.
- To highlight improvements focused on consistency and automated data processing.
Main Methods:
- Review and update of the established sequence variant nomenclature system.
- Community consultation process for modifications and extensions.
- Version control to specify nomenclature versions used in variant descriptions.
Main Results:
- Presentation of HGVS version 15.11 recommendations.
- Summary of revisions aimed at reducing inconsistencies and refining definitions.
- Enhancements supporting automatic data processing of genomic variants.
Conclusions:
- The HGVS nomenclature provides a standardized and unambiguous method for describing sequence variants.
- Continuous updates ensure the nomenclature remains a robust international standard for genomic data exchange.
- Version 15.11 offers improved clarity and facilitates computational analysis of genetic variations.
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