chr1-215625844-G-A

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_206933.4(USH2A):​c.15546C>T​(p.Asn5182=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000392 in 1,613,982 control chromosomes in the GnomAD database, including 6 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00022 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00041 ( 6 hom. )

Consequence

USH2A
NM_206933.4 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:6

Conservation

PhyloP100: -0.777
Variant links:
Genes affected
USH2A (HGNC:12601): (usherin) This gene encodes a protein that contains laminin EGF motifs, a pentaxin domain, and many fibronectin type III motifs. The protein is found in the basement membrane, and may be important in development and homeostasis of the inner ear and retina. Mutations within this gene have been associated with Usher syndrome type IIa and retinitis pigmentosa. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Dec 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.52).
BP6
Variant 1-215625844-G-A is Benign according to our data. Variant chr1-215625844-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 179122.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.777 with no splicing effect.
BS2
High Homozygotes in GnomAdExome4 at 6 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
USH2ANM_206933.4 linkuse as main transcriptc.15546C>T p.Asn5182= synonymous_variant 72/72 ENST00000307340.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
USH2AENST00000307340.8 linkuse as main transcriptc.15546C>T p.Asn5182= synonymous_variant 72/721 NM_206933.4 P1O75445-1
USH2AENST00000674083.1 linkuse as main transcriptc.15618C>T p.Asn5206= synonymous_variant 73/73 O75445-3

Frequencies

GnomAD3 genomes
AF:
0.000217
AC:
33
AN:
152096
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00663
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000788
AC:
198
AN:
251400
Hom.:
3
AF XY:
0.000979
AC XY:
133
AN XY:
135864
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:
0.00611
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000440
Gnomad OTH exome
AF:
0.000978
GnomAD4 exome
AF:
0.000410
AC:
599
AN:
1461768
Hom.:
6
Cov.:
31
AF XY:
0.000554
AC XY:
403
AN XY:
727190
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00644
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000989
Gnomad4 OTH exome
AF:
0.000464
GnomAD4 genome
AF:
0.000217
AC:
33
AN:
152214
Hom.:
0
Cov.:
32
AF XY:
0.000269
AC XY:
20
AN XY:
74414
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00664
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000670
Hom.:
0
Bravo
AF:
0.0000793
Asia WGS
AF:
0.00577
AC:
20
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000178

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:6
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:2
Likely benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineAug 15, 2013Asn5182Asn in Exon 72 of USH2A: This variant is not expected to have clinical s ignificance because it does not alter an amino acid residue and it is not locate d within the splice consensus sequence. -
Likely benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Nov 12, 2015- -
not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxNov 20, 2018- -
Benign, criteria provided, single submitterclinical testingInvitaeJan 24, 2024- -
Retinitis pigmentosa 39 Benign:1
Likely benign, criteria provided, single submitterclinical testingGenome-Nilou LabNov 04, 2023- -
Usher syndrome type 2A Benign:1
Likely benign, criteria provided, single submitterclinical testingGenome-Nilou LabNov 04, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.52
CADD
Benign
0.44
DANN
Benign
0.80

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: rs546494522; hg19: chr1-215799186; COSMIC: COSV52064900; COSMIC: COSV52064900; API