VCV001048851.2 - ClinVar

NM_000179.3(MSH6):c.-2_261-3610del

Germline

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.

(1)

Stars represent the aggregate review status, or the level of review supporting the aggregate germline classification for this VCV record. This value is calculated by NCBI based on data from submitters. Read our rules for calculating the review status. The number of submissions which contribute to this review status is shown in parentheses.

Pathogenic

no assertion criteria provided

Somatic

No data submitted for somatic clinical impact

Somatic

No data submitted for oncogenicity

Variant Details

Identifiers

NM_000179.3(MSH6):c.-2_261-3610del

Variation ID: 1048851 Accession: VCV001048851.2

Type and length

Deletion, 4,086 bp

Location

Cytogenetic: 2p16.3 2: 47783232-47787317 (GRCh38) [ NCBI UCSC ] 2: 48010371-48014456 (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	Apr 13, 2021	Sep 3, 2023

HGVS

Nucleotide	Protein	Molecular consequence
NM_000179.3:c.-2_261-3610del MANE Select Help Transcripts from the Matched Annotation from the NCBI and EMBL-EBI (MANE) collaboration.		splice donor initiator codon variant
NM_001281492.2:c.-2_237+3847del		splice donor initiator codon variant
NM_001281493.2:c.-738_-476-3610del		splice donor
NC_000002.12:g.47783232_47787317del
NC_000002.11:g.48010371_48014456del
NG_007111.1:g.5086_9171del
LRG_219:g.5086_9171del

... more HGVS ... less HGVS

Protein change

Other names

Canonical SPDI

Functional consequence Help The effect of the variant on RNA or protein function, based on experimental evidence from submitters.

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.

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

Links

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.
MSH6		Sufficient evidence for dosage pathogenicity	No evidence available	GRCh38 GRCh37	9158	9474
LOC129933707	-	-	-	GRCh38	-	117
LOC129933708	-	-	-	GRCh38	-	26

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 provided	Pathogenic (1)	no assertion criteria provided	-	RCV001354186.2

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.	More information 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.
Pathogenic (-)	no assertion criteria provided Method: clinical testing	not provided Affected status: yes Allele origin: unknown	Department of Pathology and Laboratory Medicine, Sinai Health System Additional submitter: Franklin by Genoox Study: The Canadian Open Genetics Repository (COGR) Accession: SCV001548734.2 First in ClinVar: Apr 13, 2021 Last updated: Sep 03, 2023	Comment: The MSH6 c.1-?_4083+?del variant (chr2; g.48010222-?_48034010+?del; GRCh37/HG19), or whole gene deletion of MSH6, was identified in 1 of 2116 proband chromosomes (frequency: 0.0005) from families … (more) The MSH6 c.1-?_4083+?del variant (chr2; g.48010222-?_48034010+?del; GRCh37/HG19), or whole gene deletion of MSH6, was identified in 1 of 2116 proband chromosomes (frequency: 0.0005) from families with colorectal cancer (Nilbert 2009). The variant was also identified in the HGMD and â€šÃ„ÃºMismatch Repair Genes Variant Databaseâ€šÃ„Ã¹. This alteration is predicted to result in an absent protein and loss of function. Loss of function variants of the MSH6 gene are an established mechanism of disease in Lynch syndrome and this is the type of variant expected to cause the disorder. In summary, based on the above information, this variant meets our laboratoryâ€šÃ„Ã´s criteria to be classified as pathogenic. (less)

Comment:

The MSH6 c.1-?_4083+?del variant (chr2; g.48010222-?_48034010+?del; GRCh37/HG19), or whole gene deletion of MSH6, was identified in 1 of 2116 proband chromosomes (frequency: 0.0005) from families with colorectal cancer (Nilbert 2009). The variant was also identified in the HGMD and â€šÃ„ÃºMismatch Repair Genes Variant Databaseâ€šÃ„Ã¹. This alteration is predicted to result in an absent protein and loss of function. Loss of function variants of the MSH6 gene are an established mechanism of disease in Lynch syndrome and this is the type of variant expected to cause the disorder. In summary, based on the above information, this variant meets our laboratoryâ€šÃ„Ã´s criteria to be classified as pathogenic.

Germline Functional Evidence

There is no functional evidence in ClinVar for this variation. If you have generated functional data for this variation, please consider submitting that data to ClinVar.

Comment:

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 this variant ...

Record last updated Jun 23, 2024

ClinVar Genomic variation as it relates to human health

NM_000179.3(MSH6):c.-2_261-3610del

Variant Details

Genes

Conditions - Germline

Submissions - Germline

Germline Functional Evidence

Citations for germline classification of this variant

Text-mined citations for this variant ...