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rs368907584

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001130965.3(SUN1):c.599C>T(p.Ala200Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000273 in 1,614,108 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 11/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

SUN1
NM_001130965.3 missense

Scores

3
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.08
Variant links:
Genes affected
SUN1 (HGNC:18587): (Sad1 and UNC84 domain containing 1) This gene is a member of the unc-84 homolog family and encodes a nuclear envelope protein with an Unc84 (SUN) domain. The protein is involved in nuclear anchorage and migration. Alternatively spliced transcript variants have been described. [provided by RefSeq, Jan 2019]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.07934666).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SUN1NM_001130965.3 linkuse as main transcriptc.599C>T p.Ala200Val missense_variant 5/19 ENST00000401592.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SUN1ENST00000401592.6 linkuse as main transcriptc.599C>T p.Ala200Val missense_variant 5/191 NM_001130965.3 P3O94901-8

Frequencies

GnomAD3 genomes
AF:
0.000138
AC:
21
AN:
152234
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000434
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000384
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000482
AC:
12
AN:
248946
Hom.:
0
AF XY:
0.0000370
AC XY:
5
AN XY:
135260
show subpopulations
Gnomad AFR exome
AF:
0.000389
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000167
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000157
AC:
23
AN:
1461756
Hom.:
0
Cov.:
33
AF XY:
0.0000138
AC XY:
10
AN XY:
727176
show subpopulations
Gnomad4 AFR exome
AF:
0.000269
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.000104
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.000138
AC:
21
AN:
152352
Hom.:
0
Cov.:
33
AF XY:
0.000134
AC XY:
10
AN XY:
74510
show subpopulations
Gnomad4 AFR
AF:
0.000433
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000385
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000198
Hom.:
0
Bravo
AF:
0.0000907
ESP6500AA
AF:
0.000506
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000579
AC:
7
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

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

Submissions by phenotype

Emery-Dreifuss muscular dystrophy Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingInvitaeOct 29, 2023This sequence change replaces alanine, which is neutral and non-polar, with valine, which is neutral and non-polar, at codon 200 of the SUN1 protein (p.Ala200Val). This variant is present in population databases (rs368907584, gnomAD 0.03%). This variant has not been reported in the literature in individuals affected with SUN1-related conditions. ClinVar contains an entry for this variant (Variation ID: 570157). An algorithm developed to predict the effect of missense changes on protein structure and function (PolyPhen-2) suggests that this variant is likely to be disruptive. In 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. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.36
T
BayesDel_noAF
Benign
-0.43
Cadd
Benign
18
Dann
Uncertain
1.0
Eigen
Benign
-0.12
Eigen_PC
Benign
-0.21
FATHMM_MKL
Benign
0.68
D
LIST_S2
Benign
0.83
T;.;T;T;T;T;T
M_CAP
Benign
0.031
D
MetaRNN
Benign
0.079
T;T;T;T;T;T;T
MetaSVM
Benign
-0.50
T
MutationTaster
Benign
1.0
D;N;N;N;N;N;N;N
PrimateAI
Benign
0.30
T
PROVEAN
Uncertain
-2.8
D;N;N;N;D;N;N
REVEL
Benign
0.22
Sift
Benign
0.13
T;T;T;T;T;T;D
Sift4G
Uncertain
0.0040
D;D;D;D;D;D;D
Polyphen
1.0
.;D;.;.;.;D;.
Vest4
0.25
MVP
0.15
MPC
0.44
ClinPred
0.14
T
GERP RS
4.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
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: rs368907584; hg19: chr7-883098; API