rs267600162

Variant summary

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

The NM_001080476.3(GRXCR1):​c.60C>G​(p.Ile20Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,520 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/22 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. I20V) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

GRXCR1
NM_001080476.3 missense

Scores

6
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.99

Publications

5 publications found
Variant links:
Genes affected
GRXCR1 (HGNC:31673): (glutaredoxin and cysteine rich domain containing 1) This gene is one of 60 loci associated with autosomal-recessive nonsyndromic hearing impairment. This gene encodes a protein which contains GRX-like domains; these domains play a role in the S-glutathionylation of proteins and may be involved in actin organization in hair cells. [provided by RefSeq, Sep 2010]
GRXCR1 Gene-Disease associations (from GenCC):
  • autosomal recessive nonsyndromic hearing loss 25
    Inheritance: AR Classification: DEFINITIVE, STRONG, MODERATE Submitted by: G2P, Ambry Genetics, Labcorp Genetics (formerly Invitae), PanelApp Australia
  • nonsyndromic genetic hearing loss
    Inheritance: AR Classification: DEFINITIVE Submitted by: ClinGen
  • hearing loss, autosomal recessive
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

Genome browser will be placed here

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=0.11246258).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
GRXCR1NM_001080476.3 linkc.60C>G p.Ile20Met missense_variant Exon 1 of 4 ENST00000399770.3 NP_001073945.1 A8MXD5

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
GRXCR1ENST00000399770.3 linkc.60C>G p.Ile20Met missense_variant Exon 1 of 4 1 NM_001080476.3 ENSP00000382670.2 A8MXD5

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461520
Hom.:
0
Cov.:
33
AF XY:
0.00000138
AC XY:
1
AN XY:
727078
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33448
American (AMR)
AF:
0.00
AC:
0
AN:
44688
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26120
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39674
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86256
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53416
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5760
European-Non Finnish (NFE)
AF:
8.99e-7
AC:
1
AN:
1111776
Other (OTH)
AF:
0.00
AC:
0
AN:
60382
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.475
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.00000378
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000120
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.40
BayesDel_addAF
Benign
-0.25
T
BayesDel_noAF
Benign
-0.60
CADD
Benign
2.6
DANN
Uncertain
0.99
DEOGEN2
Benign
0.19
T
Eigen
Benign
-0.72
Eigen_PC
Benign
-0.74
FATHMM_MKL
Benign
0.11
N
LIST_S2
Uncertain
0.92
D
M_CAP
Benign
0.011
T
MetaRNN
Benign
0.11
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.81
L
PhyloP100
-2.0
PrimateAI
Uncertain
0.66
T
PROVEAN
Benign
-0.76
N
REVEL
Benign
0.037
Sift
Uncertain
0.0030
D
Sift4G
Uncertain
0.0060
D
Polyphen
0.43
B
Vest4
0.42
MVP
0.12
MPC
0.14
ClinPred
0.40
T
GERP RS
-1.1
Varity_R
0.15
gMVP
0.62
Mutation Taster
=80/20
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: rs267600162; hg19: chr4-42895343; API