NM_005957.5(MTHFR):c.726A>G (p.Ala242=) AND Homocystinuria due to methylene tetrahydrofolate reductase deficiency

Germline classification:: Benign (2 submissions)
Last evaluated:: Jan 28, 2024
Review status:: 1 star out of maximum of 4 stars
criteria provided, single submitter

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:: RCV000866330.10

Allele description [Variation Report for NM_005957.5(MTHFR):c.726A>G (p.Ala242=)]

NM_005957.5(MTHFR):c.726A>G (p.Ala242=)

Gene:

MTHFR:methylenetetrahydrofolate reductase [Gene - OMIM - HGNC]

Variant type:

single nucleotide variant

Cytogenetic location:

1p36.22

Genomic location:

Preferred name:

NM_005957.5(MTHFR):c.726A>G (p.Ala242=)

HGVS:

NC_000001.11:g.11796260T>C
NG_013351.1:g.14844A>G
NM_001330358.2:c.849A>G
NM_005957.5:c.726A>GMANE SELECT
NP_001317287.1:p.Ala283=
NP_005948.3:p.Ala242=
LRG_726t1:c.726A>G
LRG_726:g.14844A>G
NC_000001.10:g.11856317T>C
NM_005957.4:c.726A>G

Links:

dbSNP: rs45459991

NCBI 1000 Genomes Browser:

rs45459991

Molecular consequence:

NM_001330358.2:c.849A>G - synonymous variant - [Sequence Ontology: SO:0001819]
NM_005957.5:c.726A>G - synonymous variant - [Sequence Ontology: SO:0001819]

Condition(s)

Name:: Homocystinuria due to methylene tetrahydrofolate reductase deficiency
Synonyms:: HOMOCYSTINURIA DUE TO DEFICIENCY OF N(5,10)-METHYLENETETRAHYDROFOLATE REDUCTASE ACTIVITY; Homocysteinemia due to MTHFR deficiency; Homocysteinemia due to methylenetetrahydro-folate reductase deficiency; See all synonyms [MedGen]
Identifiers:: MONDO: MONDO:0009353; MedGen: C1856058; Orphanet: 395; OMIM: 236250

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Submission Accession	Submitter	Review Status (Assertion method)	Clinical Significance (Last evaluated)	Origin	Method	Citations
SCV001007409	Invitae	criteria provided, single submitter (Invitae Variant Classification Sherloc (09022015))	Benign (Jan 28, 2024)	germline	clinical testing	PubMed (1) [See all records that cite this PMID]
SCV001463165	Natera, Inc.	no assertion criteria provided	Likely benign (Jun 18, 2020)	germline	clinical testing

Submission Accession

Submitter

Review Status
(Assertion method)

Clinical Significance
(Last evaluated)

Origin

Method

Citations

SCV001007409

Invitae

criteria provided, single submitter

(Invitae Variant Classification Sherloc (09022015))

Benign
(Jan 28, 2024)

germline

clinical testing

PubMed (1)
[See all records that cite this PMID]

SCV001463165

Natera, Inc.

no assertion criteria provided

Likely benign
(Jun 18, 2020)

germline

clinical testing

Help

Summary from all submissions

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

Details of each submission

From Invitae, SCV001007409.6

#	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 Natera, Inc., SCV001463165.1

#	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	unknown	not provided	not provided	not provided		not provided	not provided	not provided	not provided

Last Updated: Jun 17, 2024

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