SNP Annotation Tool

Dear user, We'd love to hear your thoughts on SNPnexus! Take a few minutes to complete our short survey and help us improve the tool. Your feedback is crucial in shaping the future of SNPnexus. We will greatly appreciate it. Thanks!

SNPnexus is a web-based variant annotation tool designed to simplify and assist in the selection and prioritisation of known and novel genomic alterations. Check our video tutorial.

SNPnexus if freely available for academic and non-profit use only.
Due to increased demand, we are limiting the maximum number of variants in a single batch query to 10,000.
If you are a commercial user/service provider, if you need to run larger queries, or if you are interested in a customised version of SNPnexus, please contact us on info@snp-nexus.org

Please, enter your institutional email when you run a query.

Full name

Institution

Institutional email (*)

Tick this box if you want to be notified when your analysis is ready

Dataset name

Please tick this box to join the SNPnexus users' community and be notified of any updates and news. You can opt-out at any time by sending an email to help@snp-nexus.org

(*) By entering a .com email address, you are giving permission for a QMUL representative to contact you

Please, start by selecting the Human Assembly for your query:

GRCh38/hg38
GRCh37/hg19

Input variants:

You can input the variants one by one or paste your query in the Text Area below.
Alternatively, you can upload a text file or vcf file with up to 100000 variants.
Please, refer to the User Guide for a detailed explanation of the input format.

Option 1 - Genomic Coordinates:

Position (bp):

Ref.:

Alt.:

Strand:

Option 2 - Chromosomal Region (< 1 Mb):

Chromosome:

Start Pos.:

End Pos.:

Option 3 - dbSNP:

rs#:

Option 4 - Paste in your query or upload a VCF / Text file below:

Input file (Max. 20 Mb and up to 100000 variants):

User details

Query

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