1-11790683-T-C

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 1P and 5B. PM2_SupportingBP4_ModerateBP6_ModerateBP7

The NM_005957(MTHFR):c.1968A>G(p.Pro656=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000658 in 152054 control chromosomes in the gnomAD Genomes database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)

Exomes 𝑓: 0.0000040 ( 0 hom. )

Consequence

MTHFR
NM_005957 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.22

Links

MTHFR (HGNC:7436):

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2

Very rare variant; Number of alleles below threshold, gnomad allele frequency = 0.00000658 (1/152054) while in subpopulation AFR AF= 0.0000242 (1/41394). AF 95% confidence interval is 0. There are 0 homozygotes in gnomad. There are 1 alleles in male gnomad subpopulation. Median coverage is 33. This position pass quality control queck.

BP4

Computational evidence support a benign effect (MetaRNN=0.070465684).

BP6

Variant 1:11790683-T>C is Benign according to our data. Variant chr1-11790683-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 1087028. Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=-2.22 with no splicing effect.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
MTHFR	NM_005957.5 linkuse as main transcript	c.1968A>G	p.Pro656=	synonymous_variant	12/12	ENST00000376590.9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
MTHFR	ENST00000376590.9 linkuse as main transcript	c.1968A>G	p.Pro656=	synonymous_variant	12/12	1	NM_005957.5	A1	P42898-1

Frequencies

GnomAD3 genomes

AF:

0.00000658

AC:

AN:

152054

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000242

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD3 exomes

AF:

0.00000398

AC:

AN:

251238

Hom.:

AF XY:

0.00000736

AC XY:

AN XY:

135792

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad SAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00000880

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000479

AC:

AN:

1461800

Hom.:

AF XY:

0.00000825

AC XY:

AN XY:

727184

show subpopulations

Gnomad4 AFR exome

AF:

0.00

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.0000116

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.00000360

Gnomad4 OTH exome

AF:

0.0000331

Alfa

AF:

0.0000658

Hom.:

Bravo

AF:

0.0000151

ExAC

AF:

0.00000824

AC:

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

Homocystinuria due to methylene tetrahydrofolate reductase deficiency

Benign:1

Likely benign, criteria provided, single submitter

clinical testing

Invitae

Mar 13, 2022

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.94

Cadd

Benign

0.52

Dann

Benign

0.59

FATHMM_MKL

Benign

0.0021

LIST_S2

Benign

0.22

MetaRNN

Benign

0.070

MutationTaster

Benign

1.0

N;N;N;N

GERP RS

-5.2

Splicing

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Links

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over