VarSeq Suite: CNV & Structural Variants

CNV & Structural Variant Analysis

Detect, annotate, interpret, and report the full spectrum of structural variation, including CNVs, breakends, gene fusions, and tandem repeats, all within a single clinical workflow.

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Full-Spectrum Structural Detection

VarSeq provides a unified solution for every class of structural variation: built-in CNV calling, import and interpretation of breakends and fusions, and tandem repeat expansion analysis.

Copy Number Variants

Detect germline and somatic gains and losses with the built-in VS-CNV caller. Resolve single-exon events as small as 200bp across targeted panels, clinical exomes, and whole genomes. Eliminate the need for separate CMA or MLPA assays.

Breakends & Gene Fusions

Import structural variants from Sentieon SV or external callers (Manta, Delly, LUMPY) via VCF. Annotate translocations, inversions, and gene fusions for both germline and somatic contexts. Identify clinically actionable fusion events in oncology panels.

Short Tandem Repeats

Analyze repeat expansions and contractions associated with neurological and inherited disorders such as Huntington's disease, Fragile X, and Friedreich's ataxia. Generate specialized tandem repeat reports integrated into the clinical workflow.

A Unified Clinical Pipeline

From raw BAM files to finalized clinical reports, VarSeq provides a seamless pipeline for detecting and interpreting all classes of structural variation.

1

Built-in VS-CNV Detection

Execute the clinical-grade CNV caller directly on BAM files. Using matched controls and advanced normalization, VS-CNV identifies gains and losses across panels, exomes, and genomes.

2

Import External SV Callers

Seamlessly import breakends, translocations, and tandem repeat calls from Sentieon SV, Manta, ExpansionHunter, or any VCF-producing caller.

3

Classify & Report

Score CNV gains and losses using the ACMG/ClinGen framework in VSClinical. Generate unified clinical reports integrating CNVs, SVs, and small variants in a single document.

Unified Variant Pipeline
All variant types · Single workflow
8 Detected
Detected Variants
CNVBRCA1 Ex. 1-7 DeletionLikely Path.
SNVTP53 c.817C>TVUS
FUSBCR::ABL1 fusionTier I
STRHTT CAG repeat (42)Expanded
CNV Interpretation
Likely Pathogenic (+0.90)
Gene:BRCA1
Impact:Protein Ablation
Type:Het Deletion (25.6kb)
Region:Delete ex 1-7
Scored Criteria:1A +0.002C-1 +0.903A +0.00
This variant results in deletion of the genomic region encompassing exons 1-7 of BRCA1, a gene that has been classified by ClinGen with sufficient evidence for dosage pathogenicity (haploinsufficiency score 3). The gene contains 1,258 pathogenic loss of function variants.

Engineered for Clinical Confidence

VarSeq isn't limited to a single caller — it's a comprehensive structural variation engine designed to meet the rigorous demands of clinical validation and adoption across all SV types.

Did you know?

Structural variations account for significantly more genetic variation than single nucleotide diversity, yet they are often overlooked in traditional bioinformatics pipelines focused on SNVs and Indels.

"Consolidating CNV detection, breakend analysis, and tandem repeat reporting into a unified NGS workflow eliminates the need for parallel assays and accelerates clinical action."

Standard of Excellence

Ultra-High Resolution CNV

Detect single exons as small as 200bp with high and consistent accuracy using the built-in VS-CNV caller.

Breakend & Fusion Analysis

Import and annotate translocations, inversions, and gene fusions from external callers for germline and somatic workflows.

Tandem Repeat Reporting

Specialized tandem repeat report for expansion disorders like Huntington's, Fragile X, and Friedreich's ataxia.

Loss of Heterozygosity (LOH)

Distinguish copy-neutral LOH from heterozygous deletion events with integrated BAF analysis.

Experience Full-Spectrum SV Analysis

Request a personalized evaluation and see how it fits your workflow.

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CNV & Structural Variant Insights

Deep dives into CNV calling methodologies, structural variant analysis, and clinical reporting workflows.

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Join leading clinical laboratories worldwide using VarSeq for integrated structural variant detection, classification, and reporting.

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