SF3B3

This page contains an overview of the genetic variation in the SF3B3 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:

SF3B3 gene and transcript details

Gene Name
splicing factor 3b, subunit 3, 130kDa

Gene Links
Ensembl: ENSG00000189091 - Locus Reference Genomic:

Genomic Location
Chromosome 16 : 70,560,560 - 70,605,716 (forward strand)
View in: Ensembl - UCSC Genome Browser


Canonical Seqs Transcript (3651 bases)Protein (1217 aa)
ENST00000302516 ENSP00000305790
NM_012426.4
Q15393

Summary of SF3B3 in Cardiomyopathies


SF3B3 variants in ExAC

Details of the protein-altering SF3B3 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 Variants2570.00330
Truncating60.00005
Missense1830.00241
Inframe00.00000
Splice Site680.00084

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