16-3242361-CAAAAAAA-CAAAA

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.

The NM_000243.3(MEFV):​c.*777_*779delTTT variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000259 in 73,266 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000082 ( 0 hom., cov: 22)
Exomes 𝑓: 0.056 ( 0 hom. )

Consequence

MEFV
NM_000243.3 3_prime_UTR

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.338

Publications

0 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):
  • autosomal recessive familial Mediterranean fever
    Inheritance: AR Classification: DEFINITIVE Submitted by: G2P
  • familial Mediterranean fever
    Inheritance: AR, SD, AD Classification: DEFINITIVE, SUPPORTIVE Submitted by: Myriad Women’s Health, ClinGen, Orphanet
  • familial Mediterranean fever, autosomal dominant
    Inheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_000243.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
MEFV
NM_000243.3
MANE Select
c.*777_*779delTTT
3_prime_UTR
Exon 10 of 10NP_000234.1O15553-2
MEFV
NM_001198536.2
c.*1327_*1329delTTT
3_prime_UTR
Exon 9 of 9NP_001185465.2O15553-3

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
MEFV
ENST00000219596.6
TSL:1 MANE Select
c.*777_*779delTTT
3_prime_UTR
Exon 10 of 10ENSP00000219596.1O15553-2
MEFV
ENST00000956137.1
c.*777_*779delTTT
3_prime_UTR
Exon 10 of 10ENSP00000626196.1
MEFV
ENST00000339854.8
TSL:5
c.*777_*779delTTT
3_prime_UTR
Exon 10 of 10ENSP00000339639.4F8W6Z2

Frequencies

GnomAD3 genomes
AF:
0.0000822
AC:
6
AN:
73032
Hom.:
0
Cov.:
22
show subpopulations
Gnomad AFR
AF:
0.0000951
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000164
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00117
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0556
AC:
13
AN:
234
Hom.:
0
AF XY:
0.0602
AC XY:
10
AN XY:
166
show subpopulations
⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.
African (AFR)
AC:
0
AN:
0
American (AMR)
AF:
0.00
AC:
0
AN:
4
Ashkenazi Jewish (ASJ)
AC:
0
AN:
0
East Asian (EAS)
AF:
0.00
AC:
0
AN:
6
South Asian (SAS)
AF:
0.0672
AC:
9
AN:
134
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
8
Middle Eastern (MID)
AC:
0
AN:
0
European-Non Finnish (NFE)
AF:
0.0488
AC:
4
AN:
82
Other (OTH)
AC:
0
AN:
0
⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.287
Heterozygous variant carriers
0
1
3
4
6
7
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
AF:
0.0000822
AC:
6
AN:
73032
Hom.:
0
Cov.:
22
AF XY:
0.0000878
AC XY:
3
AN XY:
34178
show subpopulations
⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.
African (AFR)
AF:
0.0000951
AC:
2
AN:
21022
American (AMR)
AF:
0.000164
AC:
1
AN:
6098
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
2102
East Asian (EAS)
AF:
0.00
AC:
0
AN:
2858
South Asian (SAS)
AF:
0.00
AC:
0
AN:
2314
European-Finnish (FIN)
AF:
0.00117
AC:
3
AN:
2556
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
86
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
34672
Other (OTH)
AF:
0.00
AC:
0
AN:
918
⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0.00000000481565), which strongly suggests a high chance of mosaicism in these individuals.
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.300
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
4

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
PhyloP100
0.34
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: rs60407399; hg19: chr16-3292361; API