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rs186092865

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBP6_Very_Strong

The NM_144672.4(OTOA):c.739+11A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000177 in 1,607,888 control chromosomes in the GnomAD database, including 3 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00026 ( 1 hom., cov: 32)
Exomes 𝑓: 0.00017 ( 2 hom. )

Consequence

OTOA
NM_144672.4 intron

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -1.26
Variant links:
Genes affected
OTOA (HGNC:16378): (otoancorin) The protein encoded by this gene is specifically expressed in the inner ear, and is located at the interface between the apical surface of the inner ear sensory epithelia and their overlying acellular gels. It is prposed that this protein is involved in the attachment of the inner ear acellular gels to the apical surface of the underlying nonsensory cells. Mutations in this gene are associated with autosomal recessive deafness type 22 (DFNB22). Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 16-21691698-A-G is Benign according to our data. Variant chr16-21691698-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 164819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr16-21691698-A-G is described in Lovd as [Likely_benign].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
OTOANM_144672.4 linkuse as main transcriptc.739+11A>G intron_variant ENST00000646100.2
OTOANM_001161683.2 linkuse as main transcriptc.502+11A>G intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
OTOAENST00000646100.2 linkuse as main transcriptc.739+11A>G intron_variant NM_144672.4 P2Q7RTW8-5

Frequencies

GnomAD3 genomes
AF:
0.000263
AC:
40
AN:
152170
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000217
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00151
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000118
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000188
AC:
47
AN:
250610
Hom.:
1
AF XY:
0.000207
AC XY:
28
AN XY:
135434
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.000493
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000212
Gnomad OTH exome
AF:
0.000654
GnomAD4 exome
AF:
0.000168
AC:
244
AN:
1455600
Hom.:
2
Cov.:
29
AF XY:
0.000157
AC XY:
114
AN XY:
724492
show subpopulations
Gnomad4 AFR exome
AF:
0.000150
Gnomad4 AMR exome
AF:
0.000672
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000149
Gnomad4 OTH exome
AF:
0.000582
GnomAD4 genome
AF:
0.000263
AC:
40
AN:
152288
Hom.:
1
Cov.:
32
AF XY:
0.000322
AC XY:
24
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.000216
Gnomad4 AMR
AF:
0.00150
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000118
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000214
Hom.:
0
Bravo
AF:
0.000484

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineApr 30, 2012739+11A>G in Intron 08 of OTOA: This variant is not expected to have clinical si gnificance because it is not located within the conserved splice consensus seque nce and has been identified in 1/3738 African American chromosomes from a broad population by the NHLBI Exome Sequencing Project (http://evs.gs.washington.edu/E VS). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 25, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
Cadd
Benign
6.6
Dann
Benign
0.62

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: rs186092865; hg19: chr16-21703019; API