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GeneBe

13-25249479-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_004685.5(MTMR6):c.1619G>A(p.Arg540His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000248 in 1,611,610 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000025 ( 0 hom. )

Consequence

MTMR6
NM_004685.5 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.09
Variant links:
Genes affected
MTMR6 (HGNC:7453): (myotubularin related protein 6) Enables phosphatidylinositol-3,5-bisphosphate phosphatase activity and phosphatidylinositol-3-phosphatase activity. Involved in phosphatidylinositol dephosphorylation. Located in cytoplasm and nuclear envelope. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.035877734).
BP6
Variant 13-25249479-C-T is Benign according to our data. Variant chr13-25249479-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2473978.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MTMR6NM_004685.5 linkuse as main transcriptc.1619G>A p.Arg540His missense_variant 14/14 ENST00000381801.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MTMR6ENST00000381801.6 linkuse as main transcriptc.1619G>A p.Arg540His missense_variant 14/141 NM_004685.5 P1Q9Y217-1
MTMR6ENST00000482345.2 linkuse as main transcriptc.1733G>A p.Arg578His missense_variant 15/155

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152000
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000404
AC:
10
AN:
247798
Hom.:
0
AF XY:
0.0000373
AC XY:
5
AN XY:
134208
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000872
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:
0.0000540
Gnomad OTH exome
AF:
0.000166
GnomAD4 exome
AF:
0.0000247
AC:
36
AN:
1459610
Hom.:
0
Cov.:
31
AF XY:
0.0000289
AC XY:
21
AN XY:
725742
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000448
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000252
Gnomad4 OTH exome
AF:
0.0000332
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152000
Hom.:
0
Cov.:
33
AF XY:
0.0000404
AC XY:
3
AN XY:
74234
show subpopulations
Gnomad4 AFR
AF:
0.0000242
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000434
Hom.:
0
Bravo
AF:
0.0000302
ExAC
AF:
0.0000247
AC:
3
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsJan 06, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.063
BayesDel_addAF
Benign
-0.27
T
BayesDel_noAF
Benign
-0.43
Cadd
Benign
8.6
Dann
Benign
0.68
DEOGEN2
Benign
0.11
T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.024
N
LIST_S2
Benign
0.69
T
M_CAP
Benign
0.025
D
MetaRNN
Benign
0.036
T
MetaSVM
Benign
-0.34
T
MutationAssessor
Benign
0.29
N
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.21
T
PROVEAN
Benign
-0.53
N
REVEL
Benign
0.14
Sift
Benign
0.56
T
Sift4G
Benign
0.56
T
Polyphen
0.0
B
Vest4
0.016
MVP
0.71
MPC
0.15
ClinPred
0.025
T
GERP RS
-5.0
Varity_R
0.019
gMVP
0.26

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs772892485; hg19: chr13-25823617; COSMIC: COSV67808264; API