2-241030437-G-A

Variant summary

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

The NM_001080437.3(SNED1):​c.367G>A​(p.Asp123Asn) variant causes a missense change. The variant allele was found at a frequency of 0.000013 in 1,461,210 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. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

SNED1
NM_001080437.3 missense

Scores

5
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.42
Variant links:
Genes affected
SNED1 (HGNC:24696): (sushi, nidogen and EGF like domains 1) Predicted to enable Notch binding activity. Predicted to be involved in cell-matrix adhesion. Predicted to be located in extracellular region. [provided by Alliance of Genome Resources, Apr 2022]

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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=0.17610464).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SNED1NM_001080437.3 linkuse as main transcriptc.367G>A p.Asp123Asn missense_variant 2/32 ENST00000310397.13 NP_001073906.1 Q8TER0-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SNED1ENST00000310397.13 linkuse as main transcriptc.367G>A p.Asp123Asn missense_variant 2/325 NM_001080437.3 ENSP00000308893.8 Q8TER0-1
SNED1ENST00000405547.7 linkuse as main transcriptc.367G>A p.Asp123Asn missense_variant 2/305 ENSP00000386007.3 Q8TER0-3
SNED1ENST00000401884.5 linkuse as main transcriptc.367G>A p.Asp123Asn missense_variant 2/275 ENSP00000384871.1 Q8TER0-5
SNED1-AS1ENST00000458377.1 linkuse as main transcriptn.140+3064C>T intron_variant 4

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000121
AC:
3
AN:
247514
Hom.:
0
AF XY:
0.0000223
AC XY:
3
AN XY:
134714
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000558
Gnomad SAS exome
AF:
0.0000328
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000894
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000130
AC:
19
AN:
1461210
Hom.:
0
Cov.:
32
AF XY:
0.0000124
AC XY:
9
AN XY:
726872
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000756
ExAC
AF:
0.00000826
AC:
1
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsAug 28, 2024The c.367G>A (p.D123N) alteration is located in exon 2 (coding exon 2) of the SNED1 gene. This alteration results from a G to A substitution at nucleotide position 367, causing the aspartic acid (D) at amino acid position 123 to be replaced by an asparagine (N). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.39
CADD
Benign
22
DANN
Uncertain
0.99
DEOGEN2
Benign
0.028
.;.;T
Eigen
Benign
-0.37
Eigen_PC
Benign
-0.31
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Uncertain
0.90
D;D;D
M_CAP
Uncertain
0.10
D
MetaRNN
Benign
0.18
T;T;T
MetaSVM
Uncertain
-0.23
T
MutationAssessor
Benign
1.1
L;L;L
PrimateAI
Benign
0.43
T
PROVEAN
Benign
-1.6
N;N;N
REVEL
Benign
0.26
Sift
Benign
0.040
D;D;D
Sift4G
Benign
0.17
T;T;T
Polyphen
0.27
.;.;B
Vest4
0.23
MutPred
0.42
Gain of catalytic residue at D123 (P = 0.0822);Gain of catalytic residue at D123 (P = 0.0822);Gain of catalytic residue at D123 (P = 0.0822);
MVP
0.12
MPC
0.40
ClinPred
0.30
T
GERP RS
3.6
Varity_R
0.038
gMVP
0.57

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: rs763961208; hg19: chr2-241969854; COSMIC: COSV105120134; API