2-17665587-C-T

Variant summary

Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4_ModerateBS2

The NM_001142286.2(SMC6):​c.3188G>A​(p.Arg1063Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00000435 in 1,609,602 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

SMC6
NM_001142286.2 missense

Scores

3
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.96

Publications

0 publications found
Variant links:
Genes affected
SMC6 (HGNC:20466): (structural maintenance of chromosomes 6) Enables ubiquitin protein ligase binding activity. Involved in several processes, including cellular senescence; positive regulation of chromosome segregation; and telomere maintenance via recombination. Located in chromosome and nuclear body. Part of Smc5-Smc6 complex. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.18884316).
BS2
High AC in GnomAdExome4 at 6 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001142286.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SMC6
NM_001142286.2
MANE Select
c.3188G>Ap.Arg1063Lys
missense
Exon 28 of 28NP_001135758.1Q96SB8-1
SMC6
NM_024624.6
c.3188G>Ap.Arg1063Lys
missense
Exon 27 of 27NP_078900.1A0A2S1ZR87

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SMC6
ENST00000448223.7
TSL:1 MANE Select
c.3188G>Ap.Arg1063Lys
missense
Exon 28 of 28ENSP00000404092.2Q96SB8-1
SMC6
ENST00000351948.8
TSL:1
c.3188G>Ap.Arg1063Lys
missense
Exon 27 of 27ENSP00000323439.4Q96SB8-1
SMC6
ENST00000922960.1
c.3266G>Ap.Arg1089Lys
missense
Exon 28 of 28ENSP00000593019.1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152074
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000161
AC:
4
AN:
248910
AF XY:
0.0000223
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000118
Gnomad ASJ exome
AF:
0.00
Gnomad EAS 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:
0.00000412
AC:
6
AN:
1457528
Hom.:
0
Cov.:
29
AF XY:
0.00000552
AC XY:
4
AN XY:
725100
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33346
American (AMR)
AF:
0.000113
AC:
5
AN:
44338
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26026
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39410
South Asian (SAS)
AF:
0.00
AC:
0
AN:
85630
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53184
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5744
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
1109700
Other (OTH)
AF:
0.0000166
AC:
1
AN:
60150
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152074
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74284
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41408
American (AMR)
AF:
0.0000655
AC:
1
AN:
15260
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5186
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4824
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10592
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68014
Other (OTH)
AF:
0.00
AC:
0
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.575
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.0000113
ExAC
AF:
0.00000824
AC:
1

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.062
T
BayesDel_noAF
Benign
-0.13
CADD
Benign
22
DANN
Uncertain
0.99
DEOGEN2
Benign
0.046
T
Eigen
Benign
-0.10
Eigen_PC
Benign
0.13
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Benign
0.78
T
M_CAP
Benign
0.0086
T
MetaRNN
Benign
0.19
T
MetaSVM
Benign
-0.83
T
MutationAssessor
Benign
1.5
L
PhyloP100
4.0
PrimateAI
Uncertain
0.74
T
PROVEAN
Benign
-0.93
N
REVEL
Benign
0.24
Sift
Benign
0.25
T
Sift4G
Benign
0.54
T
Polyphen
0.084
B
Vest4
0.44
MutPred
0.59
Gain of ubiquitination at R1063 (P = 0.0369)
MVP
0.50
MPC
0.33
ClinPred
0.21
T
GERP RS
6.2
Varity_R
0.17
gMVP
0.70
Mutation Taster
=93/7
polymorphism

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

Other links and lift over

dbSNP: rs759752308; hg19: chr2-17846854; API