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GeneBe

16-55698005-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 5P and 2B. PM2PM5PP2BP4_Moderate

The NM_001172501.3(SLC6A2):​c.1369G>T​(p.Ala457Ser) variant causes a missense change. The variant allele was found at a frequency of 0.00000137 in 1,461,874 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A457P) has been classified as Pathogenic.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

SLC6A2
NM_001172501.3 missense

Scores

2
15

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 5.17
Variant links:
Genes affected
SLC6A2 (HGNC:11048): (solute carrier family 6 member 2) This gene encodes a member of the sodium:neurotransmitter symporter family. This member is a multi-pass membrane protein, which is responsible for reuptake of norepinephrine into presynaptic nerve terminals and is a regulator of norepinephrine homeostasis. Mutations in this gene cause orthostatic intolerance, a syndrome characterized by lightheadedness, fatigue, altered mentation and syncope. Alternatively spliced transcript variants encoding different isoforms have been identified in this gene.[provided by RefSeq, Feb 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr16-55698005-G-C is described in ClinVar as [Pathogenic]. Clinvar id is 14006.Status of the report is no_assertion_criteria_provided, 0 stars.
PP2
Missense variant where missense usually causes diseases, SLC6A2
BP4
Computational evidence support a benign effect (MetaRNN=0.19410482).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC6A2NM_001172501.3 linkuse as main transcriptc.1369G>T p.Ala457Ser missense_variant 10/15 ENST00000568943.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC6A2ENST00000568943.6 linkuse as main transcriptc.1369G>T p.Ala457Ser missense_variant 10/151 NM_001172501.3 P1P23975-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251400
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135860
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461874
Hom.:
0
Cov.:
37
AF XY:
0.00000138
AC XY:
1
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.099
BayesDel_addAF
Benign
-0.0050
T
BayesDel_noAF
Benign
-0.24
CADD
Benign
20
DANN
Benign
0.89
DEOGEN2
Benign
0.10
T;T;T;T;.;T;.
Eigen
Benign
-0.17
Eigen_PC
Benign
0.067
FATHMM_MKL
Uncertain
0.97
D
M_CAP
Benign
0.058
D
MetaRNN
Benign
0.19
T;T;T;T;T;T;T
MetaSVM
Benign
-0.89
T
MutationAssessor
Benign
0.52
N;.;N;.;N;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D;D
PrimateAI
Uncertain
0.70
T
PROVEAN
Benign
-0.10
N;N;N;N;N;N;N
Sift
Benign
0.84
T;T;T;T;T;T;T
Sift4G
Benign
0.89
T;T;T;T;T;T;T
Polyphen
0.0090
B;.;B;.;.;.;.
Vest4
0.27
MVP
0.69
MPC
0.69
ClinPred
0.30
T
GERP RS
5.3
Varity_R
0.25
gMVP
0.74

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: rs121918126; hg19: chr16-55731917; API