chr15-45134142-C-A

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 0P and 1B. BP6

The NM_175940.3(DUOX1):​c.143-3C>A variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000127 in 1,550,882 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. 2/3 splice prediction tools predicting alterations to normal splicing. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: 𝑓 0.00068 ( 1 hom., cov: 32)
Exomes 𝑓: 0.000067 ( 1 hom. )

Consequence

DUOX1
NM_175940.3 splice_region, intron

Scores

2
Splicing: ADA: 0.9819
2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 0.582
Variant links:
Genes affected
DUOX1 (HGNC:3062): (dual oxidase 1) The protein encoded by this gene is a glycoprotein and a member of the NADPH oxidase family. The synthesis of thyroid hormone is catalyzed by a protein complex located at the apical membrane of thyroid follicular cells. This complex contains an iodide transporter, thyroperoxidase, and a peroxide generating system that includes proteins encoded by this gene and the similar DUOX2 gene. This protein is known as dual oxidase because it has both a peroxidase homology domain and a gp91phox domain. This protein generates hydrogen peroxide and thereby plays a role in the activity of thyroid peroxidase, lactoperoxidase, and in lactoperoxidase-mediated antimicrobial defense at mucosal surfaces. Two alternatively spliced transcript variants encoding the same protein have been described for this gene. [provided by RefSeq, Jul 2012]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

BP6
Variant 15-45134142-C-A is Benign according to our data. Variant chr15-45134142-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 3038463.Status of the report is no_assertion_criteria_provided, 0 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DUOX1NM_175940.3 linkuse as main transcriptc.143-3C>A splice_region_variant, intron_variant ENST00000389037.7 NP_787954.1 Q9NRD9-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DUOX1ENST00000389037.7 linkuse as main transcriptc.143-3C>A splice_region_variant, intron_variant 1 NM_175940.3 ENSP00000373689.3 Q9NRD9-1
DUOX1ENST00000321429.8 linkuse as main transcriptc.143-3C>A splice_region_variant, intron_variant 1 ENSP00000317997.4 Q9NRD9-1
DUOX1ENST00000561220.6 linkuse as main transcriptn.143-3C>A splice_region_variant, intron_variant 5 ENSP00000452623.1 H0YK19

Frequencies

GnomAD3 genomes
AF:
0.000677
AC:
103
AN:
152158
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00246
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000259
AC:
50
AN:
192702
Hom.:
0
AF XY:
0.000145
AC XY:
15
AN XY:
103720
show subpopulations
Gnomad AFR exome
AF:
0.00334
Gnomad AMR exome
AF:
0.0000437
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000672
AC:
94
AN:
1398606
Hom.:
1
Cov.:
31
AF XY:
0.0000477
AC XY:
33
AN XY:
691674
show subpopulations
Gnomad4 AFR exome
AF:
0.00277
Gnomad4 AMR exome
AF:
0.0000933
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.21e-7
Gnomad4 OTH exome
AF:
0.0000868
GnomAD4 genome
AF:
0.000676
AC:
103
AN:
152276
Hom.:
1
Cov.:
32
AF XY:
0.000685
AC XY:
51
AN XY:
74446
show subpopulations
Gnomad4 AFR
AF:
0.00245
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000618
Hom.:
0
Bravo
AF:
0.000850
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

DUOX1-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesDec 27, 2022This variant is classified as likely 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
-0.30
CADD
Benign
12
DANN
Benign
0.84

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Pathogenic
0.98
dbscSNV1_RF
Pathogenic
0.75
SpliceAI score (max)
0.090
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: rs200905024; hg19: chr15-45426340; API