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GeneBe

17-2081926-C-T

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_017575.5(SMG6):c.3565G>A(p.Glu1189Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00344 in 1,614,170 control chromosomes in the GnomAD database, including 172 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.018 ( 92 hom., cov: 32)
Exomes 𝑓: 0.0019 ( 80 hom. )

Consequence

SMG6
NM_017575.5 missense

Scores

1
5
12

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 6.87
Variant links:
Genes affected
SMG6 (HGNC:17809): (SMG6 nonsense mediated mRNA decay factor) This gene encodes a component of the telomerase ribonucleoprotein complex responsible for the replication and maintenance of chromosome ends. The encoded protein also plays a role in the nonsense-mediated mRNA decay (NMD) pathway, providing the endonuclease activity near the premature translation termination codon that is needed to initiate NMD. Alternatively spliced transcript variants encoding distinct protein isoforms have been described. [provided by RefSeq, Feb 2014]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0022273958).
BP6
Variant 17-2081926-C-T is Benign according to our data. Variant chr17-2081926-C-T is described in ClinVar as [Benign]. Clinvar id is 789651.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0618 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SMG6NM_017575.5 linkuse as main transcriptc.3565G>A p.Glu1189Lys missense_variant 15/19 ENST00000263073.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SMG6ENST00000263073.11 linkuse as main transcriptc.3565G>A p.Glu1189Lys missense_variant 15/191 NM_017575.5 P1Q86US8-1

Frequencies

GnomAD3 genomes
AF:
0.0182
AC:
2773
AN:
152210
Hom.:
92
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0640
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00556
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000191
Gnomad OTH
AF:
0.0105
GnomAD3 exomes
AF:
0.00453
AC:
1139
AN:
251382
Hom.:
40
AF XY:
0.00344
AC XY:
468
AN XY:
135864
show subpopulations
Gnomad AFR exome
AF:
0.0640
Gnomad AMR exome
AF:
0.00188
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000132
Gnomad OTH exome
AF:
0.00277
GnomAD4 exome
AF:
0.00190
AC:
2781
AN:
1461842
Hom.:
80
Cov.:
32
AF XY:
0.00163
AC XY:
1183
AN XY:
727224
show subpopulations
Gnomad4 AFR exome
AF:
0.0674
Gnomad4 AMR exome
AF:
0.00215
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000168
Gnomad4 OTH exome
AF:
0.00373
GnomAD4 genome
AF:
0.0182
AC:
2775
AN:
152328
Hom.:
92
Cov.:
32
AF XY:
0.0177
AC XY:
1315
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.0639
Gnomad4 AMR
AF:
0.00555
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000191
Gnomad4 OTH
AF:
0.0104
Alfa
AF:
0.00834
Hom.:
21
Bravo
AF:
0.0204
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.000778
AC:
3
ESP6500AA
AF:
0.0647
AC:
285
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.00574
AC:
697
Asia WGS
AF:
0.00462
AC:
17
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.000178

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeMay 08, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.18
BayesDel_addAF
Benign
-0.43
T
BayesDel_noAF
Benign
-0.35
Cadd
Uncertain
25
Dann
Uncertain
1.0
DEOGEN2
Benign
0.053
T;.;.;T
Eigen
Uncertain
0.34
Eigen_PC
Uncertain
0.45
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.92
D;.;D;D
MetaRNN
Benign
0.0022
T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.97
L;.;.;.
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.62
T
PROVEAN
Benign
-1.6
N;.;N;.
REVEL
Benign
0.084
Sift
Benign
0.18
T;.;D;.
Sift4G
Benign
0.11
T;T;T;T
Polyphen
0.88
P;.;.;.
Vest4
0.41
MVP
0.28
MPC
0.27
ClinPred
0.016
T
GERP RS
5.2
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.16
gMVP
0.22

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: rs58801957; hg19: chr17-1985220; COSMIC: COSV53962444; COSMIC: COSV53962444; API