VCV000255593.9 - ClinVar

NM_000228.3(LAMB3):c.298+50T>A

Germline

Classification

criteria provided, multiple submitters, no conflicts. Learn more about how ClinVar calculates review status.

Benign
Benign (6)

6 out of 6 submissions contributed to this classification

The aggregate germline classification for this variant, typically for a monogenic or Mendelian disorder as in the ACMG/AMP guidelines, or for response to a drug. This value is calculated by NCBI based on data from submitters. Read our rules for calculating the aggregate classification.

Somatic

No data submitted for somatic clinical impact

Somatic

No data submitted for oncogenicity

Variant Details

Identifiers

NM_000228.3(LAMB3):c.298+50T>A

Variation ID: 255593 Accession: VCV000255593.9

Type and length

single nucleotide variant, 1 bp

Location

Cytogenetic: 1q32.2 1: 209638484 (GRCh38) [ NCBI UCSC ] 1: 209811829 (GRCh37) [ NCBI UCSC ]

Timeline in ClinVar

	First in ClinVar Help The date this variant first appeared in ClinVar with each type of classification.	Last submission Help The date of the most recent submission for each type of classification for this variant.	Last evaluated Help The most recent date that a submitter evaluated this variant for each type of classification.
Germline	Oct 3, 2016	Apr 13, 2025	Jul 8, 2021

HGVS

Nucleotide	Protein	Molecular consequence
NM_000228.3:c.298+50T>A MANE Select Help Transcripts from the Matched Annotation from the NCBI and EMBL-EBI (MANE) collaboration.		intron variant
NM_001017402.2:c.298+50T>A		intron variant
NM_001127641.1:c.298+50T>A		intron variant
NC_000001.11:g.209638484A>T
NC_000001.10:g.209811829A>T
NG_007116.1:g.18992T>A

... more HGVS ... less HGVS

Protein change

Other names

Canonical SPDI

NC_000001.11:209638483:A:T

Global minor allele frequency (GMAF) Help The global minor allele frequency calculated by the 1000 Genomes Project. The minor allele at this location is indicated in parentheses and may be different from the allele represented by this VCV record.

0.45507 (T)

Allele frequency Help The frequency of the allele represented by this VCV record.

NHLBI Exome Sequencing Project (ESP) Exome Variant Server 0.26042

The Genome Aggregation Database (gnomAD) 0.28812

The Genome Aggregation Database (gnomAD), exomes 0.29318

The Genome Aggregation Database (gnomAD) 0.30140

Trans-Omics for Precision Medicine (TOPMed) 0.31299

Exome Aggregation Consortium (ExAC) 0.33963

The Genome Aggregation Database (gnomAD), exomes 0.34569

1000 Genomes Project 30x 0.44488

1000 Genomes Project 0.45507

Links

ClinGen: CA1376038 dbSNP: rs2076355 VarSome

Genes

Gene	OMIM	ClinGen Gene Dosage Sensitivity Curation		Variation Viewer Help Links to Variation Viewer, a genome browser to view variation data from NCBI databases.	Related variants
Gene	OMIM	HI score Help The haploinsufficiency score for the gene, curated by ClinGen’s Dosage Sensitivity Curation task team.	TS score Help The triplosensitivity score for the gene, curated by ClinGen’s Dosage Sensitivity Curation task team.		Within gene Help The number of variants in ClinVar that are contained within this gene, with a link to view the list of variants.	All Help The number of variants in ClinVar for this gene, including smaller variants within the gene and larger CNVs that overlap or fully contain the gene.
LAMB3		-	-	GRCh38 GRCh37	1551	1586

Conditions - Germline

Condition Help The condition for this variant-condition (RCV) record in ClinVar.	Classification Help The aggregate germline classification for this variant-condition (RCV) record in ClinVar. The number of submissions that contribute to this aggregate classification is shown in parentheses. (# of submissions)	Review status Help The aggregate review status for this variant-condition (RCV) record in ClinVar. This value is calculated by NCBI based on data from submitters. Read our rules for calculating the review status.	Last evaluated Help The most recent date that a submitter evaluated this variant for the condition.	Variation/condition record Help The RCV accession number, with most recent version number, for the variant-condition record, with a link to the RCV web page.
not specified	Benign (1)	criteria provided, single submitter	-	RCV000242438.5
Amelogenesis imperfecta type 1A	Benign (1)	criteria provided, single submitter	Jul 8, 2021	RCV001537752.3
Junctional epidermolysis bullosa gravis of Herlitz	Benign (1)	criteria provided, single submitter	Jul 8, 2021	RCV001537753.3
Junctional epidermolysis bullosa, non-Herlitz type	Benign (1)	criteria provided, single submitter	Jul 8, 2021	RCV001537754.3
not provided	Benign (2)	criteria provided, multiple submitters, no conflicts	Mar 3, 2015	RCV001594887.4

Submissions - Germline

Classification Help The submitted germline classification for each SCV record. (Last evaluated)	Review status Help Stars represent the review status, or the level of review supporting the submitted (SCV) record. This value is calculated by NCBI based on data from the submitter. Read our rules for calculating the review status. This column also includes a link to the submitter’s assertion criteria if provided, and the collection method. (Assertion criteria)	Condition Help The condition for the classification, provided by the submitter for this submitted (SCV) record. This column also includes the affected status and allele origin of individuals observed with this variant.	Submitter Help The submitting organization for this submitted (SCV) record. This column also includes the SCV accession and version number, the date this SCV first appeared in ClinVar, and the date that this SCV was last updated in ClinVar.	Expand all rows Collapse all rows Help This column includes more information supporting the classification, including citations, the comment on classification, and detailed evidence provided as observations of the variant by the submitter.
Benign (-) C Contributing to aggregate classification	criteria provided, single submitter (ACMG Guidelines, 2015)	NOT SPECIFIED	PreventionGenetics, part of Exact Sciences Accession: SCV000303080.1 First in ClinVar: Oct 03, 2016 Last updated: Oct 03, 2016	Observation: 1 Collection method: clinical testing Allele origin: germline Affected status: unknown Observation 1 Collection method: clinical testing Allele origin: germline Affected status: unknown

Benign (Mar 03, 2015) C Contributing to aggregate classification	criteria provided, single submitter (GeneDx Variant Classification Process June 2021)	not provided	GeneDx Accession: SCV001829399.1 First in ClinVar: Sep 08, 2021 Last updated: Sep 08, 2021	Observation: 1 Collection method: clinical testing Allele origin: germline Affected status: yes Observation 1 Collection method: clinical testing Allele origin: germline Affected status: yes

Benign (-) C Contributing to aggregate classification	criteria provided, single submitter (ACMG Guidelines, 2015)	not provided (Autosomal recessive inheritance)	Breakthrough Genomics, Breakthrough Genomics Accession: SCV005286867.1 First in ClinVar: Sep 29, 2024 Last updated: Sep 29, 2024	Observation: 1 Collection method: not provided Allele origin: germline Affected status: yes Observation 1 Collection method: not provided Allele origin: germline Affected status: yes

Benign (Jul 08, 2021) C Contributing to aggregate classification	criteria provided, single submitter (ACMG Guidelines, 2015)	Amelogenesis imperfecta type 1A	Genome-Nilou Lab Accession: SCV001754700.2 First in ClinVar: Jul 24, 2021 Last updated: Apr 13, 2025	Observation: 1 Collection method: clinical testing Allele origin: germline Affected status: no more Observation 1 Collection method: clinical testing Allele origin: germline Affected status: no Sex: mixed

Benign (Jul 08, 2021) C Contributing to aggregate classification	criteria provided, single submitter (ACMG Guidelines, 2015)	Junctional epidermolysis bullosa, non-Herlitz type	Genome-Nilou Lab Accession: SCV001754702.2 First in ClinVar: Jul 24, 2021 Last updated: Apr 13, 2025	Observation: 1 Collection method: clinical testing Allele origin: germline Affected status: no more Observation 1 Collection method: clinical testing Allele origin: germline Affected status: no Sex: mixed

Benign (Jul 08, 2021) C Contributing to aggregate classification	criteria provided, single submitter (ACMG Guidelines, 2015)	Junctional epidermolysis bullosa gravis of Herlitz	Genome-Nilou Lab Accession: SCV001754701.2 First in ClinVar: Jul 24, 2021 Last updated: Apr 13, 2025	Observation: 1 Collection method: clinical testing Allele origin: germline Affected status: no more Observation 1 Collection method: clinical testing Allele origin: germline Affected status: no Sex: mixed

Citations for germline classification of this variant

There are no citations for germline classification of this variant in ClinVar. If you know of citations for this variation, please consider submitting that information to ClinVar.

Text-mined citations for rs2076355 ...

These citations are identified by LitVar using the rs number, so they may include citations for more than one variant at this location. Please review the LitVar results carefully for your variant of interest.

Record last updated Apr 13, 2026