11-72108102-G-A
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Variant summary
Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate
The NM_001393500.2(TOMT):c.439G>A(p.Gly147Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000021 in 1,523,286 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000020 ( 0 hom. )
Consequence
TOMT
NM_001393500.2 missense
NM_001393500.2 missense
Scores
12
5
2
Clinical Significance
Conservation
PhyloP100: 9.25
Genes affected
TOMT (HGNC:55527): (transmembrane O-methyltransferase) This gene encodes a catechol-O-methyltransferase that catalyzes the transfer of a methyl group from S-adenosyl-L-methionine to a hydroxyl group of catechols and is essential for auditory and vestibular function. Mutations in this gene have been associated with nonsyndromic deafness. Readthrough transcription is observed across this gene and the adjacent leucine-rich repeat containing 51 gene. A third locus (GeneID:220074) is defined to represent the readthrough transcripts. [provided by RefSeq, Feb 2021]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 4 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.887
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
TOMT | NM_001393500.2 | c.439G>A | p.Gly147Ser | missense_variant | 2/3 | ENST00000541899.3 | |
LRTOMT | NM_001145309.4 | c.538G>A | p.Gly180Ser | missense_variant | 8/9 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
TOMT | ENST00000541899.3 | c.439G>A | p.Gly147Ser | missense_variant | 2/3 | 5 | NM_001393500.2 | P1 | |
ANAPC15 | ENST00000502597.2 | c.64-497C>T | intron_variant | 1 | |||||
ANAPC15 | ENST00000543050.5 | c.319-497C>T | intron_variant | 3 |
Frequencies
GnomAD3 genomes AF: 0.0000329 AC: 5AN: 152132Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.0000520 AC: 7AN: 134688Hom.: 0 AF XY: 0.0000426 AC XY: 3AN XY: 70464
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GnomAD4 exome AF: 0.0000197 AC: 27AN: 1371036Hom.: 0 Cov.: 31 AF XY: 0.0000178 AC XY: 12AN XY: 672704
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GnomAD4 genome AF: 0.0000328 AC: 5AN: 152250Hom.: 0 Cov.: 32 AF XY: 0.0000403 AC XY: 3AN XY: 74448
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
Autosomal recessive nonsyndromic hearing loss 63 Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Genomic Research Center, Shahid Beheshti University of Medical Sciences | Aug 07, 2018 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Uncertain
DEOGEN2
Uncertain
D;D;.
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Pathogenic
D
LIST_S2
Uncertain
D;.;D
M_CAP
Pathogenic
D
MetaRNN
Pathogenic
D;D;D
MetaSVM
Uncertain
D
MutationAssessor
Pathogenic
H;H;.
MutationTaster
Benign
D;D;D;D;D;D
PrimateAI
Uncertain
T
PROVEAN
Pathogenic
D;D;.
REVEL
Pathogenic
Sift
Pathogenic
D;D;.
Sift4G
Pathogenic
D;D;.
Polyphen
D;D;.
Vest4
MutPred
Gain of phosphorylation at G180 (P = 0.0628);Gain of phosphorylation at G180 (P = 0.0628);.;
MVP
MPC
0.39
ClinPred
D
GERP RS
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gMVP
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at