rs770543827

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_153676.4(USH1C):​c.598G>T​(p.Gly200Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. G200S) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)

Consequence

USH1C
NM_153676.4 missense

Scores

4
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.09

Publications

2 publications found
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]
USH1C Gene-Disease associations (from GenCC):
  • Usher syndrome type 1
    Inheritance: AR Classification: DEFINITIVE, SUPPORTIVE Submitted by: ClinGen, Orphanet
  • Usher syndrome type 1C
    Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: Laboratory for Molecular Medicine, Labcorp Genetics (formerly Invitae), G2P, Ambry Genetics, PanelApp Australia
  • autosomal recessive nonsyndromic hearing loss 18A
    Inheritance: AR, Unknown Classification: STRONG, MODERATE, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, PanelApp Australia
  • hearing loss, autosomal recessive
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • nonsyndromic genetic hearing loss
    Inheritance: AR Classification: LIMITED Submitted by: ClinGen

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ACMG classification

Classification was made for transcript

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

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.23365194).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
USH1CNM_153676.4 linkc.598G>T p.Gly200Cys missense_variant Exon 8 of 27 ENST00000005226.12 NP_710142.1
USH1CNM_005709.4 linkc.598G>T p.Gly200Cys missense_variant Exon 8 of 21 ENST00000318024.9 NP_005700.2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
USH1CENST00000005226.12 linkc.598G>T p.Gly200Cys missense_variant Exon 8 of 27 5 NM_153676.4 ENSP00000005226.7
USH1CENST00000318024.9 linkc.598G>T p.Gly200Cys missense_variant Exon 8 of 21 1 NM_005709.4 ENSP00000317018.4

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD2 exomes
AF:
0.00
AC:
0
AN:
251082
AF XY:
0.00
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 FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Cov.:
32
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.00
Hom.:
0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.089
BayesDel_addAF
Benign
-0.13
T
BayesDel_noAF
Benign
-0.43
CADD
Benign
22
DANN
Uncertain
0.99
DEOGEN2
Benign
0.21
T;.;.;.;T
Eigen
Benign
-0.44
Eigen_PC
Benign
-0.44
FATHMM_MKL
Uncertain
0.87
D
LIST_S2
Benign
0.78
T;T;T;T;T
M_CAP
Benign
0.026
D
MetaRNN
Benign
0.23
T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.6
L;.;L;L;.
PhyloP100
2.1
PrimateAI
Benign
0.33
T
PROVEAN
Benign
-2.3
N;N;N;N;D
REVEL
Benign
0.13
Sift
Uncertain
0.0040
D;D;D;D;D
Sift4G
Uncertain
0.011
D;D;D;D;.
Vest4
0.41
ClinPred
0.73
D
GERP RS
1.5
Varity_R
0.20
gMVP
0.68
Mutation Taster
=79/21
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: rs770543827; hg19: chr11-17547970; API