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GeneBe

2-26460193-C-T

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 2P and 13B. PM2BP4_StrongBP6_Very_StrongBP7

The NM_194248.3(OTOF):​c.5826G>A​(p.Thr1942=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000374 in 1,603,156 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000022 ( 0 hom. )

Consequence

OTOF
NM_194248.3 synonymous

Scores

2

Clinical Significance

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

Conservation

PhyloP100: -3.12
Variant links:
Genes affected
OTOF (HGNC:8515): (otoferlin) Mutations in this gene are a cause of neurosensory nonsyndromic recessive deafness, DFNB9. The short form of the encoded protein has 3 C2 domains, a single carboxy-terminal transmembrane domain found also in the C. elegans spermatogenesis factor FER-1 and human dysferlin, while the long form has 6 C2 domains. The homology suggests that this protein may be involved in vesicle membrane fusion. Several transcript variants encoding multiple isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 2-26460193-C-T is Benign according to our data. Variant chr2-26460193-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 48272.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-3.12 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
OTOFNM_194248.3 linkuse as main transcriptc.5826G>A p.Thr1942= synonymous_variant 46/47 ENST00000272371.7
OTOFNM_194323.3 linkuse as main transcriptc.3512+454G>A intron_variant ENST00000339598.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
OTOFENST00000272371.7 linkuse as main transcriptc.5826G>A p.Thr1942= synonymous_variant 46/471 NM_194248.3 A1Q9HC10-1
OTOFENST00000339598.8 linkuse as main transcriptc.3512+454G>A intron_variant 1 NM_194323.3 Q9HC10-2

Frequencies

GnomAD3 genomes
AF:
0.000184
AC:
28
AN:
152058
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000507
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000327
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000813
AC:
19
AN:
233830
Hom.:
0
AF XY:
0.0000874
AC XY:
11
AN XY:
125902
show subpopulations
Gnomad AFR exome
AF:
0.000481
Gnomad AMR exome
AF:
0.000152
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000106
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000381
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000221
AC:
32
AN:
1450980
Hom.:
0
Cov.:
33
AF XY:
0.0000236
AC XY:
17
AN XY:
720624
show subpopulations
Gnomad4 AFR exome
AF:
0.000210
Gnomad4 AMR exome
AF:
0.0000921
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000712
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.0000500
GnomAD4 genome
AF:
0.000184
AC:
28
AN:
152176
Hom.:
0
Cov.:
32
AF XY:
0.000269
AC XY:
20
AN XY:
74380
show subpopulations
Gnomad4 AFR
AF:
0.000506
Gnomad4 AMR
AF:
0.000327
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000197
Hom.:
0
Bravo
AF:
0.000181

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 MedicineMar 01, 2008- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 15, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
0.22
DANN
Benign
0.93

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.050
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: rs111033353; hg19: chr2-26683061; COSMIC: COSV99718232; COSMIC: COSV99718232; API