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GeneBe

17-34626163-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001304438.2(TMEM132E):c.104C>T(p.Pro35Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000451 in 1,551,462 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000036 ( 0 hom. )

Consequence

TMEM132E
NM_001304438.2 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.651
Variant links:
Genes affected
TMEM132E (HGNC:26991): (transmembrane protein 132E) Involved in posterior lateral line neuromast hair cell development. Predicted to be located in cell body. Implicated in autosomal recessive nonsyndromic deafness 99. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.059251457).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TMEM132ENM_001304438.2 linkuse as main transcriptc.104C>T p.Pro35Leu missense_variant 2/9 ENST00000631683.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TMEM132EENST00000631683.2 linkuse as main transcriptc.104C>T p.Pro35Leu missense_variant 2/95 NM_001304438.2 P1
TMEM132EENST00000321639.7 linkuse as main transcriptc.104C>T p.Pro35Leu missense_variant 2/105

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152204
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000626
AC:
1
AN:
159850
Hom.:
0
AF XY:
0.0000116
AC XY:
1
AN XY:
86154
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000392
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000357
AC:
5
AN:
1399258
Hom.:
0
Cov.:
32
AF XY:
0.00000435
AC XY:
3
AN XY:
690206
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000549
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000185
Gnomad4 OTH exome
AF:
0.0000173
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152204
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74370
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
ExAC
AF:
0.0000182
AC:
2

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingInvitaeJun 07, 2021In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Tolerated"; PolyPhen-2: "Not Available"; Align-GVGD: "Class C0"). This variant has not been reported in the literature in individuals with TMEM132E-related conditions. This variant is present in population databases (rs764581147, ExAC 0.07%). This sequence change replaces proline with leucine at codon 35 of the TMEM132E protein (p.Pro35Leu). The proline residue is weakly conserved and there is a moderate physicochemical difference between proline and leucine. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.076
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.61
Cadd
Benign
16
Dann
Uncertain
0.98
DEOGEN2
Benign
0.0072
T;T
Eigen
Benign
-0.67
Eigen_PC
Benign
-0.62
FATHMM_MKL
Benign
0.17
N
LIST_S2
Benign
0.84
T;T
M_CAP
Benign
0.0092
T
MetaRNN
Benign
0.059
T;T
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
1.1
L;.
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.64
T
PROVEAN
Benign
-1.8
N;.
REVEL
Benign
0.12
Sift
Uncertain
0.029
D;.
Sift4G
Benign
0.12
T;T
Polyphen
0.0090
B;.
Vest4
0.21
MutPred
0.24
Loss of glycosylation at P35 (P = 0.0032);Loss of glycosylation at P35 (P = 0.0032);
MVP
0.030
MPC
0.48
ClinPred
0.13
T
GERP RS
5.1
Varity_R
0.089
gMVP
0.26

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: rs764581147; hg19: chr17-32953182; API