NM_005472.5(KCNE3):c.248G>A (p.Arg83His) AND Brugada syndrome 6

Germline classification:: Conflicting interpretations of pathogenicity (4 submissions)
Last evaluated:: Jan 31, 2024
Review status:: criteria provided, conflicting classifications

Somatic classification of clinical impact:: None
Review status:: (0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided

Somatic classification of oncogenicity:: None
Review status:: (0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided

Record status:: current
Accession:: RCV000538199.24

Allele description [Variation Report for NM_005472.5(KCNE3):c.248G>A (p.Arg83His)]

NM_005472.5(KCNE3):c.248G>A (p.Arg83His)

Genes:

LIPT2:lipoyl(octanoyl) transferase 2 [Gene - OMIM - HGNC]
KCNE3:potassium voltage-gated channel subfamily E regulatory subunit 3 [Gene - OMIM - HGNC]

Variant type:

single nucleotide variant

Cytogenetic location:

11q13.4

Genomic location:

Preferred name:

NM_005472.5(KCNE3):c.248G>A (p.Arg83His)

Other names:

p.R83H:CGC>CAC

HGVS:

NC_000011.10:g.74457316C>T
NG_011833.1:g.15240G>A
NM_005472.5:c.248G>AMANE SELECT
NP_005463.1:p.Arg83His
NP_005463.1:p.Arg83His
LRG_439t1:c.248G>A
LRG_439:g.15240G>A
LRG_439p1:p.Arg83His
NC_000011.9:g.74168361C>T
NM_005472.4:c.248G>A
Q9Y6H6:p.Arg83His

Protein change:

R83H; ARG83HIS

Links:

UniProtKB: Q9Y6H6#VAR_015064; OMIM: 604433.0001; dbSNP: rs17215437

NCBI 1000 Genomes Browser:

rs17215437

Molecular consequence:

NM_005472.5:c.248G>A - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:: Brugada syndrome 6 (BRGDA6)
Identifiers:: MONDO: MONDO:0013145; MedGen: C2751089; Orphanet: 130; OMIM: 613119

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Submission Accession	Submitter	Review Status (Assertion method)	Clinical Significance (Last evaluated)	Origin	Method	Citations
SCV000648490	Labcorp Genetics (formerly Invitae), Labcorp	criteria provided, single submitter (Invitae Variant Classification Sherloc (09022015))	Benign (Jan 31, 2024)	germline	clinical testing	PubMed (1) [See all records that cite this PMID]
SCV000743882	Genome Diagnostics Laboratory, University Medical Center Utrecht - VKGL Data-share Consensus	criteria provided, single submitter (ACGS Guidelines, 2013)	Likely benign (Oct 9, 2014)	germline	clinical testing	Citation Link,
SCV000884045	ARUP Laboratories, Molecular Genetics and Genomics, ARUP Laboratories	criteria provided, single submitter (ARUP Molecular Germline Variant Investigation Process 2024)	Likely benign (Oct 3, 2023)	germline	clinical testing	Citation Link,
SCV001367235	Centre for Mendelian Genomics, University Medical Centre Ljubljana	criteria provided, single submitter (ACMG Guidelines, 2015)	Uncertain significance (Jan 1, 2016)	unknown	clinical testing	PubMed (1) [See all records that cite this PMID]

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Summary from all submissions

Ethnicity	Origin	Affected	Individuals	Families	Chromosomes tested	Number Tested	Family history	Method
not provided	germline	yes	not provided	not provided	not provided	not provided	not provided	clinical testing
not provided	germline	unknown	not provided	not provided	not provided	not provided	not provided	clinical testing
not provided	unknown	yes	not provided	not provided	not provided	not provided	not provided	clinical testing

Citations

PubMed

Sherloc: a comprehensive refinement of the ACMG-AMP variant classification criteria.

Nykamp K, Anderson M, Powers M, Garcia J, Herrera B, Ho YY, Kobayashi Y, Patil N, Thusberg J, Westbrook M; Invitae Clinical Genomics Group, Topper S.

Genet Med. 2017 Oct;19(10):1105-1117. doi: 10.1038/gim.2017.37. Epub 2017 May 11. Erratum in: Genet Med. 2020 Jan;22(1):240. doi: 10.1038/s41436-019-0624-9.

PubMed [citation]

PMID:: 28492532
PMCID:: PMC5632818

Standards and guidelines for the interpretation of sequence variants: a joint consensus recommendation of the American College of Medical Genetics and Genomics and the Association for Molecular Pathology.

Richards S, Aziz N, Bale S, Bick D, Das S, Gastier-Foster J, Grody WW, Hegde M, Lyon E, Spector E, Voelkerding K, Rehm HL; ACMG Laboratory Quality Assurance Committee.

Genet Med. 2015 May;17(5):405-24. doi: 10.1038/gim.2015.30. Epub 2015 Mar 5.

PubMed [citation]

PMID:: 25741868
PMCID:: PMC4544753

Details of each submission

From Labcorp Genetics (formerly Invitae), Labcorp, SCV000648490.8

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	PubMed (1)

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	germline	unknown	not provided	not provided	not provided		not provided	not provided	not provided	not provided

From Genome Diagnostics Laboratory, University Medical Center Utrecht - VKGL Data-share Consensus, SCV000743882.1

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	not provided

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	germline	yes	not provided	not provided	not provided		not provided	not provided	not provided	not provided

From ARUP Laboratories, Molecular Genetics and Genomics, ARUP Laboratories, SCV000884045.3

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	not provided

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	germline	unknown	not provided	not provided	not provided		not provided	not provided	not provided	not provided

From Centre for Mendelian Genomics, University Medical Centre Ljubljana, SCV001367235.2

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	PubMed (1)

Description

This variant was classified as: Uncertain significance.

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	unknown	yes	not provided	not provided	not provided		not provided	not provided	not provided	not provided

Last Updated: Oct 20, 2024

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