SEPN1

This page contains an overview of the genetic variation in the SEPN1 gene, including its role in inherited cardiac disease. For more details, click on the links below, or for a specific variant, enter the HGVS variant here:

SEPN1 gene and transcript details

Gene Name
selenoprotein N, 1

Gene Links
Ensembl: ENSG00000162430 - Locus Reference Genomic:

Genomic Location
Chromosome 1 : 26,126,722 - 26,142,209 (forward strand)
View in: Ensembl - UCSC Genome Browser


Canonical Seqs Transcript (1770 bases)Protein (590 aa)
ENST00000361547 ENSP00000355141
NM_020451.2
Q9NZV5

Summary of SEPN1 in Cardiomyopathies


SEPN1 variants in ExAC

Details of the protein-altering SEPN1 variants (missense, loss of function truncating, inframe indels and splice site regions) found in the ExAC database are shown below. To view lists of specific variants with links to detailed population frequency data, click on the variant numbers - for all or a particular variant class.

Total VariantsCombined frequency of rare variants
All Variants2340.00348
Truncating180.00023
Missense1800.00276
Inframe40.00002
Splice Site320.00047

Rare variants are defined as having a mean allelic frequency of less than 0.0001.