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GeneBe

22-32231058-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_014227.3(SLC5A4):c.1039G>A(p.Val347Ile) 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 1,612,290 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 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: 33)
Exomes 𝑓: 0.000029 ( 0 hom. )

Consequence

SLC5A4
NM_014227.3 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.66
Variant links:
Genes affected
SLC5A4 (HGNC:11039): (solute carrier family 5 member 4) Predicted to enable glucose:sodium symporter activity and proton transmembrane transporter activity. Predicted to be involved in sodium ion transport. Predicted to act upstream of or within proton transmembrane transport. Predicted to be active in plasma membrane. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]
SLC5A4-AS1 (HGNC:53163): (SLC5A4 antisense RNA 1)

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.06559178).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC5A4NM_014227.3 linkuse as main transcriptc.1039G>A p.Val347Ile missense_variant 10/15 ENST00000266086.6
SLC5A4-AS1NR_149072.1 linkuse as main transcriptn.274+23782C>T intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC5A4ENST00000266086.6 linkuse as main transcriptc.1039G>A p.Val347Ile missense_variant 10/151 NM_014227.3 P1
SLC5A4-AS1ENST00000452181.2 linkuse as main transcriptn.274+23782C>T intron_variant, non_coding_transcript_variant 5
SLC5A4-AS1ENST00000434942.2 linkuse as main transcriptn.507+1686C>T intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152148
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000677
AC:
17
AN:
251236
Hom.:
0
AF XY:
0.000103
AC XY:
14
AN XY:
135762
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:
0.000523
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000294
AC:
43
AN:
1460142
Hom.:
0
Cov.:
30
AF XY:
0.0000454
AC XY:
33
AN XY:
726560
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:
0.000429
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000450
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152148
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74322
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000988
AC:
12

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 GeneticsJan 04, 2024The c.1039G>A (p.V347I) alteration is located in exon 10 (coding exon 10) of the SLC5A4 gene. This alteration results from a G to A substitution at nucleotide position 1039, causing the valine (V) at amino acid position 347 to be replaced by an isoleucine (I). 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
0.079
BayesDel_addAF
Benign
-0.39
T
BayesDel_noAF
Benign
-0.46
Cadd
Benign
11
Dann
Benign
0.64
DEOGEN2
Benign
0.0057
T
Eigen
Benign
-0.72
Eigen_PC
Benign
-0.78
FATHMM_MKL
Uncertain
0.78
D
LIST_S2
Benign
0.80
T
M_CAP
Benign
0.010
T
MetaRNN
Benign
0.066
T
MetaSVM
Benign
-0.29
T
MutationAssessor
Benign
1.6
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.38
T
PROVEAN
Benign
-0.46
N
REVEL
Benign
0.23
Sift
Benign
0.21
T
Sift4G
Benign
0.31
T
Polyphen
0.0050
B
Vest4
0.14
MutPred
0.39
Loss of catalytic residue at V347 (P = 0.0306);
MVP
0.42
MPC
0.15
ClinPred
0.040
T
GERP RS
0.28
Varity_R
0.028
gMVP
0.081

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: rs774047730; hg19: chr22-32627045; API