rs113314808

Variant summary

Our verdict is Benign. The variant received -10 ACMG points: 0P and 10B. BP4_StrongBP6BP7BS2

The NM_000243.3(MEFV):​c.42G>A​(p.Glu14Glu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000636 in 1,614,218 control chromosomes in the GnomAD database, including 5 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.0034 ( 4 hom., cov: 32)
Exomes 𝑓: 0.00035 ( 1 hom. )

Consequence

MEFV
NM_000243.3 synonymous

Scores

2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:9

Conservation

PhyloP100: 0.160

Publications

2 publications found
Variant links:
Genes affected
MEFV (HGNC:6998): (MEFV innate immunity regulator, pyrin) This gene encodes a protein, also known as pyrin or marenostrin, that is an important modulator of innate immunity. Mutations in this gene are associated with Mediterranean fever, a hereditary periodic fever syndrome. [provided by RefSeq, Jul 2008]
MEFV Gene-Disease associations (from GenCC):
  • familial Mediterranean fever
    Inheritance: AD, AR, SD Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, Myriad Women’s Health, ClinGen
  • autosomal recessive familial Mediterranean fever
    Inheritance: AR Classification: DEFINITIVE Submitted by: G2P
  • familial Mediterranean fever, autosomal dominant
    Inheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.51).
BP6
Variant 16-3256546-C-T is Benign according to our data. Variant chr16-3256546-C-T is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 138208.
BP7
Synonymous conserved (PhyloP=0.16 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 4 AR,AD,SD gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
MEFVNM_000243.3 linkc.42G>A p.Glu14Glu synonymous_variant Exon 1 of 10 ENST00000219596.6 NP_000234.1 O15553-2
MEFVNM_001198536.2 linkc.42G>A p.Glu14Glu synonymous_variant Exon 1 of 9 NP_001185465.2 O15553-3D2DTW2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
MEFVENST00000219596.6 linkc.42G>A p.Glu14Glu synonymous_variant Exon 1 of 10 1 NM_000243.3 ENSP00000219596.1 O15553-2

Frequencies

GnomAD3 genomes
AF:
0.00336
AC:
512
AN:
152212
Hom.:
4
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0114
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00177
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:
0.000103
Gnomad OTH
AF:
0.00334
GnomAD2 exomes
AF:
0.000938
AC:
236
AN:
251484
AF XY:
0.000684
show subpopulations
Gnomad AFR exome
AF:
0.0116
Gnomad AMR exome
AF:
0.00107
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000352
Gnomad OTH exome
AF:
0.000814
GnomAD4 exome
AF:
0.000350
AC:
512
AN:
1461888
Hom.:
1
Cov.:
32
AF XY:
0.000290
AC XY:
211
AN XY:
727244
show subpopulations
African (AFR)
AF:
0.00998
AC:
334
AN:
33480
American (AMR)
AF:
0.00103
AC:
46
AN:
44724
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26136
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39700
South Asian (SAS)
AF:
0.0000232
AC:
2
AN:
86258
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53416
Middle Eastern (MID)
AF:
0.000347
AC:
2
AN:
5768
European-Non Finnish (NFE)
AF:
0.0000576
AC:
64
AN:
1112010
Other (OTH)
AF:
0.00106
AC:
64
AN:
60396
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.488
Heterozygous variant carriers
0
39
77
116
154
193
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
20
40
60
80
100
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.00337
AC:
514
AN:
152330
Hom.:
4
Cov.:
32
AF XY:
0.00325
AC XY:
242
AN XY:
74496
show subpopulations
African (AFR)
AF:
0.0114
AC:
473
AN:
41574
American (AMR)
AF:
0.00177
AC:
27
AN:
15290
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5192
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4830
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10626
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.000103
AC:
7
AN:
68024
Other (OTH)
AF:
0.00331
AC:
7
AN:
2116
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.507
Heterozygous variant carriers
0
27
54
80
107
134
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
10
20
30
40
50
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00163
Hom.:
0
Bravo
AF:
0.00377
Asia WGS
AF:
0.00231
AC:
8
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:9
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

Familial Mediterranean fever Uncertain:1Benign:3
Dec 05, 2019
Natera, Inc.
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Jun 15, 2022
Molecular Genetics Laboratory, BC Children's and BC Women's Hospitals
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Apr 28, 2017
Illumina Laboratory Services, Illumina
Significance:Uncertain significance
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This variant was observed as part of a predisposition screen in an ostensibly healthy population. A literature search was performed for the gene, cDNA change, and amino acid change (where applicable). No publications were found based on this search. Allele frequency data from public databases did not allow this variant to be ruled in or out of causing disease. Therefore, this variant is classified as a variant of unknown significance. -

Jan 30, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

not specified Benign:2
Jan 23, 2012
GeneDx
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Sep 26, 2020
Women's Health and Genetics/Laboratory Corporation of America, LabCorp
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Inborn genetic diseases Benign:1
Apr 01, 2022
Ambry Genetics
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

not provided Benign:1
Jul 23, 2019
ARUP Laboratories, Molecular Genetics and Genomics, ARUP Laboratories
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Autoinflammatory syndrome Benign:1
Apr 19, 2022
Genome Diagnostics Laboratory, The Hospital for Sick Children
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

MEFV-related disorder Benign:1
Aug 21, 2019
PreventionGenetics, part of Exact Sciences
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.51
CADD
Benign
9.0
DANN
Benign
0.77
PhyloP100
0.16
PromoterAI
-0.0066
Neutral
Mutation Taster
=100/0
polymorphism

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

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

Publications

Other links and lift over

dbSNP: rs113314808; hg19: chr16-3306546; COSMIC: COSV105003861; API