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rs139996942

Variant summary

Our verdict is Benign. Variant got -18 ACMG points: 2P and 20B. PM5BP4_StrongBP6_Very_StrongBA1

The NM_153676.4(USH1C):c.1859G>T(p.Arg620Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00474 in 581,820 control chromosomes in the GnomAD database, including 43 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R620C) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.039 ( 18 hom., cov: 0)
Exomes 𝑓: 0.0025 ( 25 hom. )

Consequence

USH1C
NM_153676.4 missense

Scores

7
8

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: 1.34
Variant links:
Genes affected
USH1C (HGNC:12597): (USH1 protein network component harmonin) This gene encodes a scaffold protein that functions in the assembly of Usher protein complexes. The protein contains PDZ domains, a coiled-coil region with a bipartite nuclear localization signal and a PEST degradation sequence. Defects in this gene are the cause of Usher syndrome type 1C and non-syndromic sensorineural deafness autosomal recessive type 18. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -18 ACMG points.

PM5
Other missense variant is known to change same aminoacid residue: Variant chr11-17509511-G-A is described in Lovd as [Likely_pathogenic].
BP4
Computational evidence support a benign effect (MetaRNN=0.004986495).
BP6
Variant 11-17509510-C-A is Benign according to our data. Variant chr11-17509510-C-A is described in ClinVar as [Benign]. Clinvar id is 166377.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr11-17509510-C-A is described in Lovd as [Pathogenic].
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.12 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
USH1CNM_153676.4 linkuse as main transcriptc.1859G>T p.Arg620Leu missense_variant 18/27 ENST00000005226.12
USH1CNM_005709.4 linkuse as main transcriptc.1285-7530G>T intron_variant ENST00000318024.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
USH1CENST00000005226.12 linkuse as main transcriptc.1859G>T p.Arg620Leu missense_variant 18/275 NM_153676.4 Q9Y6N9-5
USH1CENST00000318024.9 linkuse as main transcriptc.1285-7530G>T intron_variant 1 NM_005709.4 P1Q9Y6N9-1

Frequencies

GnomAD3 genomes
AF:
0.0388
AC:
1366
AN:
35200
Hom.:
17
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.125
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0156
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000969
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000118
Gnomad OTH
AF:
0.0529
GnomAD3 exomes
AF:
0.00276
AC:
631
AN:
228446
Hom.:
9
AF XY:
0.00210
AC XY:
260
AN XY:
124042
show subpopulations
Gnomad AFR exome
AF:
0.0364
Gnomad AMR exome
AF:
0.00208
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000222
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000188
Gnomad OTH exome
AF:
0.000553
GnomAD4 exome
AF:
0.00254
AC:
1388
AN:
546578
Hom.:
25
Cov.:
34
AF XY:
0.00212
AC XY:
592
AN XY:
279170
show subpopulations
Gnomad4 AFR exome
AF:
0.0705
Gnomad4 AMR exome
AF:
0.00259
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000303
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000235
Gnomad4 OTH exome
AF:
0.00535
GnomAD4 genome
AF:
0.0389
AC:
1370
AN:
35242
Hom.:
18
Cov.:
0
AF XY:
0.0382
AC XY:
642
AN XY:
16810
show subpopulations
Gnomad4 AFR
AF:
0.125
Gnomad4 AMR
AF:
0.0156
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000967
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000118
Gnomad4 OTH
AF:
0.0519
Alfa
AF:
0.00117
Hom.:
3
Bravo
AF:
0.0106
ESP6500AA
AF:
0.0316
AC:
139
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.00330
AC:
400
Asia WGS
AF:
0.00173
AC:
6
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:3
Benign, criteria provided, single submitterclinical testingGeneDxMar 27, 2017This 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. -
Benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Jan 20, 2016- -
Benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineMay 07, 2012Arg620Leu in Exon 18 of USH1C: This variant is not expected to have clinical sig nificance because it has been identified in 2.9% (110/3738) of African American chromosomes from a broad population by the NHLBI Exome Sequencing Project (http: //evs.gs.washington.edu/EVS; dbSNP rs139996942). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeSep 08, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Uncertain
-0.030
Cadd
Benign
22
Dann
Uncertain
1.0
Eigen
Uncertain
0.45
Eigen_PC
Uncertain
0.51
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.67
T
MetaRNN
Benign
0.0050
T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
D;D;D;N
PrimateAI
Uncertain
0.56
T
PROVEAN
Benign
-0.99
N
REVEL
Benign
0.23
Sift
Uncertain
0.0030
D
Sift4G
Benign
0.13
T
Vest4
0.66
MVP
0.58
MPC
0.080
ClinPred
0.016
T
GERP RS
5.9
gMVP
0.27

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs139996942; hg19: chr11-17531057; API