chr6-160130186-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_003057.3(SLC22A1):​c.494G>A​(p.Gly165Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,613,852 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. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. G165C) has been classified as Benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

SLC22A1
NM_003057.3 missense

Scores

2
2
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.389
Variant links:
Genes affected
SLC22A1 (HGNC:10963): (solute carrier family 22 member 1) Polyspecific organic cation transporters in the liver, kidney, intestine, and other organs are critical for elimination of many endogenous small organic cations as well as a wide array of drugs and environmental toxins. This gene is one of three similar cation transporter genes located in a cluster on chromosome 6. The encoded protein contains twelve putative transmembrane domains and is a plasma integral membrane protein. Two transcript variants encoding two different isoforms have been found for this gene, but only the longer variant encodes a functional transporter. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.37275034).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC22A1NM_003057.3 linkuse as main transcriptc.494G>A p.Gly165Asp missense_variant 2/11 ENST00000366963.9
SLC22A1NM_153187.2 linkuse as main transcriptc.494G>A p.Gly165Asp missense_variant 2/10
SLC22A1XM_005267103.3 linkuse as main transcriptc.494G>A p.Gly165Asp missense_variant 2/12
SLC22A1XM_006715552.3 linkuse as main transcriptc.494G>A p.Gly165Asp missense_variant 2/9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC22A1ENST00000366963.9 linkuse as main transcriptc.494G>A p.Gly165Asp missense_variant 2/111 NM_003057.3 P1O15245-1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152050
Hom.:
0
Cov.:
31
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
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461802
Hom.:
0
Cov.:
34
AF XY:
0.00000138
AC XY:
1
AN XY:
727200
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152050
Hom.:
0
Cov.:
31
AF XY:
0.0000135
AC XY:
1
AN XY:
74266
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756

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 GeneticsFeb 13, 2024The c.494G>A (p.G165D) alteration is located in exon 2 (coding exon 2) of the SLC22A1 gene. This alteration results from a G to A substitution at nucleotide position 494, causing the glycine (G) at amino acid position 165 to be replaced by an aspartic acid (D). 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
Pathogenic
0.77
BayesDel_addAF
Benign
-0.024
T
BayesDel_noAF
Benign
-0.27
CADD
Benign
6.3
DANN
Benign
0.94
DEOGEN2
Uncertain
0.43
T;T;.;.
Eigen
Benign
-0.86
Eigen_PC
Benign
-1.0
FATHMM_MKL
Benign
0.060
N
LIST_S2
Benign
0.46
.;T;T;T
M_CAP
Benign
0.048
D
MetaRNN
Benign
0.37
T;T;T;T
MetaSVM
Benign
-0.81
T
MutationAssessor
Pathogenic
3.1
M;M;M;M
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.37
T
PROVEAN
Benign
-1.7
N;.;N;N
REVEL
Uncertain
0.31
Sift
Benign
0.17
T;.;T;T
Sift4G
Benign
0.24
T;.;T;T
Polyphen
0.013
B;B;B;.
Vest4
0.57
MutPred
0.63
Loss of catalytic residue at V166 (P = 0.0829);Loss of catalytic residue at V166 (P = 0.0829);Loss of catalytic residue at V166 (P = 0.0829);Loss of catalytic residue at V166 (P = 0.0829);
MVP
0.20
MPC
0.32
ClinPred
0.20
T
GERP RS
1.6
Varity_R
0.42
gMVP
0.81

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs1045389610; hg19: chr6-160551218; COSMIC: COSV100267105; API