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GeneBe

14-24249309-G-A

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_000359.3(TGM1):​c.*4C>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.825 in 1,612,060 control chromosomes in the GnomAD database, including 552,499 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.79 ( 48257 hom., cov: 29)
Exomes 𝑓: 0.83 ( 504242 hom. )

Consequence

TGM1
NM_000359.3 3_prime_UTR

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.265
Variant links:
Genes affected
TGM1 (HGNC:11777): (transglutaminase 1) The protein encoded by this gene is a membrane protein that catalyzes the addition of an alkyl group from an akylamine to a glutamine residue of a protein, forming an alkylglutamine in the protein. This protein alkylation leads to crosslinking of proteins and catenation of polyamines to proteins. This gene contains either one or two copies of a 22 nt repeat unit in its 3' UTR. Mutations in this gene have been associated with autosomal recessive lamellar ichthyosis (LI) and nonbullous congenital ichthyosiform erythroderma (NCIE). [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 14-24249309-G-A is Benign according to our data. Variant chr14-24249309-G-A is described in ClinVar as [Benign]. Clinvar id is 1342288.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr14-24249309-G-A is described in Lovd as [Benign].
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.851 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TGM1NM_000359.3 linkuse as main transcriptc.*4C>T 3_prime_UTR_variant 15/15 ENST00000206765.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TGM1ENST00000206765.11 linkuse as main transcriptc.*4C>T 3_prime_UTR_variant 15/151 NM_000359.3 P1P22735-1
TGM1ENST00000544573.5 linkuse as main transcriptc.*4C>T 3_prime_UTR_variant 9/92 P22735-2

Frequencies

GnomAD3 genomes
AF:
0.793
AC:
120408
AN:
151856
Hom.:
48238
Cov.:
29
show subpopulations
Gnomad AFR
AF:
0.706
Gnomad AMI
AF:
0.928
Gnomad AMR
AF:
0.839
Gnomad ASJ
AF:
0.900
Gnomad EAS
AF:
0.572
Gnomad SAS
AF:
0.666
Gnomad FIN
AF:
0.767
Gnomad MID
AF:
0.873
Gnomad NFE
AF:
0.857
Gnomad OTH
AF:
0.817
GnomAD3 exomes
AF:
0.796
AC:
199266
AN:
250274
Hom.:
80434
AF XY:
0.794
AC XY:
107493
AN XY:
135338
show subpopulations
Gnomad AFR exome
AF:
0.697
Gnomad AMR exome
AF:
0.856
Gnomad ASJ exome
AF:
0.892
Gnomad EAS exome
AF:
0.584
Gnomad SAS exome
AF:
0.675
Gnomad FIN exome
AF:
0.761
Gnomad NFE exome
AF:
0.855
Gnomad OTH exome
AF:
0.829
GnomAD4 exome
AF:
0.828
AC:
1208850
AN:
1460086
Hom.:
504242
Cov.:
40
AF XY:
0.825
AC XY:
599012
AN XY:
726372
show subpopulations
Gnomad4 AFR exome
AF:
0.699
Gnomad4 AMR exome
AF:
0.855
Gnomad4 ASJ exome
AF:
0.890
Gnomad4 EAS exome
AF:
0.552
Gnomad4 SAS exome
AF:
0.678
Gnomad4 FIN exome
AF:
0.766
Gnomad4 NFE exome
AF:
0.854
Gnomad4 OTH exome
AF:
0.824
GnomAD4 genome
AF:
0.793
AC:
120476
AN:
151974
Hom.:
48257
Cov.:
29
AF XY:
0.786
AC XY:
58342
AN XY:
74268
show subpopulations
Gnomad4 AFR
AF:
0.706
Gnomad4 AMR
AF:
0.838
Gnomad4 ASJ
AF:
0.900
Gnomad4 EAS
AF:
0.572
Gnomad4 SAS
AF:
0.667
Gnomad4 FIN
AF:
0.767
Gnomad4 NFE
AF:
0.857
Gnomad4 OTH
AF:
0.818
Alfa
AF:
0.849
Hom.:
96050
Bravo
AF:
0.797
Asia WGS
AF:
0.649
AC:
2256
AN:
3478
EpiCase
AF:
0.865
EpiControl
AF:
0.865

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Autosomal recessive congenital ichthyosis 1 Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabSep 10, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
7.0
DANN
Benign
0.62

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

LitVar

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

Other links and lift over

dbSNP: rs2229463; hg19: chr14-24718515; COSMIC: COSV104392346; COSMIC: COSV104392346; API