rs202228471

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 2P and 9B. PM2BP4_StrongBP6BS1

The NM_015404.4(WHRN):​c.1417-8G>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 0.0000631 in 1,601,424 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000066 ( 1 hom. )

Consequence

WHRN
NM_015404.4 splice_region, intron

Scores

2
Splicing: ADA: 0.00003381
2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:2

Conservation

PhyloP100: -3.51
Variant links:
Genes affected
WHRN (HGNC:16361): (whirlin) This gene is thought to function in the organization and stabilization of sterocilia elongation and actin cystoskeletal assembly, based on studies of the related mouse gene. Mutations in this gene have been associated with autosomal recessive non-syndromic deafness and Usher Syndrome. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Nov 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant 9-114423531-C-T is Benign according to our data. Variant chr9-114423531-C-T is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 45653.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=2, Uncertain_significance=1}.
BS1
Variant frequency is greater than expected in population eas. gnomad4_exome allele frequency = 0.0000655 (95/1449288) while in subpopulation EAS AF= 0.00155 (61/39398). AF 95% confidence interval is 0.00124. There are 1 homozygotes in gnomad4_exome. There are 40 alleles in male gnomad4_exome subpopulation. Median coverage is 31. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
WHRNNM_015404.4 linkuse as main transcriptc.1417-8G>A splice_region_variant, intron_variant ENST00000362057.4 NP_056219.3 Q9P202-1B9EGE6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
WHRNENST00000362057.4 linkuse as main transcriptc.1417-8G>A splice_region_variant, intron_variant 1 NM_015404.4 ENSP00000354623.3 Q9P202-1

Frequencies

GnomAD3 genomes
AF:
0.0000395
AC:
6
AN:
152018
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000579
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000122
AC:
30
AN:
245588
Hom.:
0
AF XY:
0.000113
AC XY:
15
AN XY:
132694
show subpopulations
Gnomad AFR exome
AF:
0.0000618
Gnomad AMR exome
AF:
0.000118
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00120
Gnomad SAS exome
AF:
0.0000672
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000904
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000655
AC:
95
AN:
1449288
Hom.:
1
Cov.:
31
AF XY:
0.0000557
AC XY:
40
AN XY:
718508
show subpopulations
Gnomad4 AFR exome
AF:
0.0000302
Gnomad4 AMR exome
AF:
0.0000908
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00155
Gnomad4 SAS exome
AF:
0.0000585
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000181
Gnomad4 OTH exome
AF:
0.0000670
GnomAD4 genome
AF:
0.0000394
AC:
6
AN:
152136
Hom.:
0
Cov.:
31
AF XY:
0.0000134
AC XY:
1
AN XY:
74376
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000580
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000416
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:2
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not provided Uncertain:1Benign:1
Uncertain significance, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)May 05, 2017- -
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 10, 2023- -
not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineDec 13, 20111417-8G>A in intron 6 of DFNB31: This variant is not expected to have clinical significance because it is not predicted to impact the splice consensus sequence . -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
1.2
DANN
Benign
0.72

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000034
dbscSNV1_RF
Benign
0.0020
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: rs202228471; hg19: chr9-117185811; API