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GeneBe

16-31485730-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PP3_Strong

The NM_003041.4(SLC5A2):​c.305C>T​(p.Ala102Val) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000527 in 1,612,980 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. A102A) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000058 ( 0 hom. )

Consequence

SLC5A2
NM_003041.4 missense, splice_region

Scores

7
8
2
Splicing: ADA: 0.9359
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.88
Variant links:
Genes affected
SLC5A2 (HGNC:11037): (solute carrier family 5 member 2) This gene encodes a member of the sodium glucose cotransporter family which are sodium-dependent glucose transport proteins. The encoded protein is the major cotransporter involved in glucose reabsorption in the kidney. Mutations in this gene are associated with renal glucosuria. Two transcript variants, one protein-coding and one not, have been found for this gene. [provided by RefSeq, Feb 2015]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PP3
MetaRNN computational evidence supports a deleterious effect, 0.975

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC5A2NM_003041.4 linkuse as main transcriptc.305C>T p.Ala102Val missense_variant, splice_region_variant 4/14 ENST00000330498.4
SLC5A2XM_006721072.5 linkuse as main transcriptc.305C>T p.Ala102Val missense_variant, splice_region_variant 4/13
SLC5A2XM_024450402.2 linkuse as main transcriptc.305C>T p.Ala102Val missense_variant, splice_region_variant 4/11
SLC5A2NR_130783.2 linkuse as main transcriptn.319C>T splice_region_variant, non_coding_transcript_exon_variant 4/12

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC5A2ENST00000330498.4 linkuse as main transcriptc.305C>T p.Ala102Val missense_variant, splice_region_variant 4/141 NM_003041.4 P1P31639-1
SLC5A2ENST00000419665.6 linkuse as main transcriptc.305C>T p.Ala102Val missense_variant, splice_region_variant, NMD_transcript_variant 4/121 P31639-2
SLC5A2ENST00000569576.5 linkuse as main transcriptc.176C>T p.Ala59Val missense_variant, splice_region_variant 4/54
SLC5A2ENST00000565446.1 linkuse as main transcriptn.179C>T splice_region_variant, non_coding_transcript_exon_variant 2/35

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152212
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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
GnomAD3 exomes
AF:
0.00000400
AC:
1
AN:
249878
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135244
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:
0.00000886
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000575
AC:
84
AN:
1460768
Hom.:
0
Cov.:
31
AF XY:
0.0000509
AC XY:
37
AN XY:
726766
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
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:
0.0000719
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152212
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74350
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
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
Alfa
AF:
0.0000688
Hom.:
0
Bravo
AF:
0.0000264
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.000259
AC:
1
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

Familial renal glucosuria Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingCenter for Genomic Medicine, King Faisal Specialist Hospital and Research CenterApr 04, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.94
BayesDel_addAF
Pathogenic
0.40
D
BayesDel_noAF
Pathogenic
0.34
CADD
Pathogenic
28
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.084
T;T
Eigen
Uncertain
0.59
Eigen_PC
Uncertain
0.46
FATHMM_MKL
Uncertain
0.89
D
LIST_S2
Uncertain
0.94
D;D
M_CAP
Pathogenic
0.48
D
MetaRNN
Pathogenic
0.97
D;D
MetaSVM
Pathogenic
0.91
D
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.65
T
PROVEAN
Uncertain
-3.7
D;D
Sift
Uncertain
0.0050
D;D
Sift4G
Uncertain
0.036
D;D
Polyphen
1.0
.;D
Vest4
0.78
MutPred
0.91
.;Gain of catalytic residue at A102 (P = 0.3204);
MVP
1.0
MPC
0.84
ClinPred
0.98
D
GERP RS
4.6
Varity_R
0.73
gMVP
0.92

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.94
dbscSNV1_RF
Benign
0.61
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: rs755955053; hg19: chr16-31497051; API