Search Results for: annotation

Where Are My Structural Variant Calls? – Highlighting the Breakends Table

         June 25, 2024

In the last year, we have seen a surge in customers moving to whole genome sequencing. Not only does whole genome sequencing provide unparalleled gene coverage compared to whole exome, but depending on the kind of sequencing, you may expect to see additional file types as well. For example, our partners at PacBio will provide an additional VCF containing copy… Read more »

Preprints, Posters, and Golden Helix Authors

         May 30, 2024

We continue to make significant contributions to the field of genomic analysis through collaborative studies, innovative software solutions, and robust data interpretation methodologies. This blog highlights four recent contributions from our team and collaborators, showcasing the breadth of our research and its implications for clinical practice. Analyzing Performance of Twist Bioscience Exome Enrichment with Spike-in CNV Backbone Panels at Various… Read more »

Demystifying the Representation of Structural Variants Imported into VarSeq

         May 20, 2024

VarSeq enables users to import structural variants for annotation, filtration, and subsequent clinical or other analyses. Structural variants are often called during secondary analysis as belonging to two broad categories – Copy Number Variants (CNVs) with the file suffix “…_CNV.vcf” and Breakends with the file suffix “…_SV.vcf”. This blog will give some insight into how structural variants are triaged when… Read more »

Variant Calling and CNV Import in PGx Genes using VSPGx

         April 18, 2024

In this blog post, we will explore the nuances of variant calling and import in the context of VSPGx. We will discuss the importance of integrating must-call variant definitions into the calling processes and provide guidance on incorporating copy number variants (CNVs) and structural variations (SVs) into your PGx analysis workflow. Must Call Variant Files To ensure the optimal performance… Read more »

Computed Fields in VarSeq: The Ultimate Customization Tool

         April 2, 2024

Bioinformatic freedom is core to the user experience with Golden Helix software, a topic with which you will be well-versed if you’ve kept up on our recent blogs. We are constantly endeavoring to provide our users with powerful tools to tackle complex and impactful next-generation sequencing (NGS) workflows while maintaining transparency and the ability to customize and augment each component… Read more »

VarSeq 2.6.0 is Released!

         March 26, 2024

We have been building up to the final release of VarSeq 2.6.0 for a couple of weeks now, but we are excited to announce that 2.6.0 is officially available! VarSeq 2.6.0 is an exciting release as this version of VarSeq features the introduction of VSPGx, offering a complete pharmacogenomic workflow, including data import, variant analysis, and report generation. We have… Read more »

Webcast Recap and Q & A: Introducing VSPGx: Pharmacogenomics Testing in VarSeq

         March 14, 2024

Thanks to all of you who were able to attend the live webcast introducing the newest genomic analysis tool within VarSeq, VSPGx! For those of you who could not make it to the live presentation and demonstration, I will fill you in on what we covered. If you would like to watch or re-watch the webcast, you can access it… Read more »

We Are Heading to Toronto!

         February 27, 2024

Join Golden Helix at the American College of Medical Genetics and Genomics (ACMG) 2024 conference and discover the latest advances in genetic research. This premier event brings together leading researchers, clinicians, and industry experts to share their insights on cutting-edge topics in medical genetics. Stop by our booth for a live demo of our software, learn about the latest features,… Read more »

GnomAD v4 Released: Enhanced Data and Golden Helix Curation for VarSeq Users

         February 7, 2024

The Broad Institute’s release of gnomAD v4 needs no introduction as the data in this release is highly sought after by professionals in the genetics community, and the v4 release has a lot to boast about! The v4 release is roughly five times larger than the v2 and v3 releases combined and includes data from 807,162 total individuals. Naturally, exome… Read more »

Exploring the Genetic Frontier: Advances in Understanding Eye Disorders

         January 30, 2024

Welcome to the exploration of groundbreaking genetic research in ophthalmology. Recent studies have unveiled fascinating insights into the complex interplay between genetics and eye disorders, offering hope and new directions for understanding and treating these conditions. From novel genetic variants linked to microphthalmia and glaucoma to the long-term implications of cataract surgery in childhood, we’re diving into the depths of… Read more »

Using Liftover to Curate GnomAD v4 for GRCh37

         January 25, 2024

We are excited to announce the release of our gnomAD v4 annotation tracks for VarSeq. This version of the GnomAD database represents a significant leap forward, including data from an impressive cohort of over 800,000 individuals — a remarkable 5x expansion compared to the previous releases. Notably, this dataset is comprised of two distinct callsets: exome sequencing data from 730,947… Read more »

Advanced Techniques for GenomeBrowse Customization

         January 23, 2024

Today, we will be exploring the indispensable role of GenomeBrowse in your VarSeq workflows. This blog aims to guide you through various customization options, including color preferences, filtering techniques, display modifications, numeric value plotting, and additional tips. I hope to enhance your GenomeBrowse experience and enable you to gain valuable insights into your data. Let’s jump in by talking about… Read more »

Webcast Recap: VarSeq, the Complete Tertiary Platform for Short and Long-Read NGS Data

         January 18, 2024

Many thanks to those who came to view our most recent webcast, From Panels to Genomes with VarSeq: The Complete Tertiary Platform for Short and Long-Read NGS Data. This was a great opportunity for us to showcase the breadth of our workflows, from short-read to long-read, panels to genomes, singleton analysis to families. In this blog, we would like to… Read more »

Managing Gene Preferences and Preferred Transcripts in VarSeq

         January 16, 2024

There are several contextual factors to consider when analyzing genomic data for NGS analyses. A variant may have divergent impacts depending on which transcript of the gene is being considered, or the impact of a variant could be weighed more or less heavily depending on the disease context. Evidently, the user’s gene preferences are very important, but not all software… Read more »

The Log Tab in VarSeq

         January 11, 2024

How long did it take to run coverage regions? Did my colleague update the filter chain like he said he would? Which import options did I use? Where did I save this project? These questions and more can be answered with our little-used VarSeq Log tab. Periodically, our customers come to us with questions in the realm of record keeping,… Read more »

VarSeq in Action: Deciphering Complex Genetic Puzzles in Immune Thrombocytopenia, Glaucoma, and Rare Syndromes

         December 31, 2023

In this blog, we explore the impactful applications of VarSeq in genetic research and diagnostics. Through case studies, we examine its role in diverse conditions like Immune Mediated Thrombocytopenia (ITP), glaucoma, and Cri du Chat syndrome. These studies demonstrate VarSeq’s capability in identifying genetic variants and influencing diagnosis and treatment across various medical scenarios, showcasing its crucial role in advancing… Read more »

Polygenic Risk Scores Analysis in SVS 8.10 Release

         December 21, 2023

Thank you to those who attended our recent webcast on Golden Helix’s SNP & Variation Suite (SVS) and its new capability related to Polygenic Risk Scores (PRS). If you were unable to attend, a recording can be found via this link. For common diseases, PRS can provide a predictive value related to the disease risk at an individual level. By… Read more »

Management of Large-Scale Genomic Data with VarSeq Warehouse

         December 14, 2023

VarSeq Warehouse is the solution provided by Golden Helix for management of large-scale genomic data. It serves a centralized, indexed variant repository that stores variants and assessments from selected samples or projects. Management of large-scale genomic data with VSWarehouse enables entire teams, including collaborators, to oversee key aspects of their NGS workflows. This includes allele frequency tracking across cohorts, cataloging,… Read more »