chr12-101180039-G-A

Variant summary

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

The NM_145913.5(SLC5A8):​c.1223C>T​(p.Ala408Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000205 in 1,461,696 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

SLC5A8
NM_145913.5 missense

Scores

8
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.54
Variant links:
Genes affected
SLC5A8 (HGNC:19119): (solute carrier family 5 member 8) SLC5A8 has been shown to transport iodide by a passive mechanism (Rodriguez et al., 2002 [PubMed 12107270]) and monocarboxylates and short-chain fatty acids by a sodium-coupled mechanism (Gopal et al., 2004 [PubMed 15322102]). In kidney, SLC5A8 functions as a high-affinity sodium-coupled lactate transporter involved in reabsorption of lactate and maintenance of blood lactate levels (Thangaraju et al., 2006 [PubMed 16873376]).[supplied by OMIM, Dec 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=0.2968402).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC5A8NM_145913.5 linkuse as main transcriptc.1223C>T p.Ala408Val missense_variant 10/15 ENST00000536262.3
SLC5A8XM_017018910.3 linkuse as main transcriptc.1223C>T p.Ala408Val missense_variant 10/12
SLC5A8XR_007063055.1 linkuse as main transcriptn.1613C>T non_coding_transcript_exon_variant 10/15

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC5A8ENST00000536262.3 linkuse as main transcriptc.1223C>T p.Ala408Val missense_variant 10/151 NM_145913.5 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461696
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727160
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:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

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 19, 2024The c.1223C>T (p.A408V) alteration is located in exon 10 (coding exon 10) of the SLC5A8 gene. This alteration results from a C to T substitution at nucleotide position 1223, causing the alanine (A) at amino acid position 408 to be replaced by a valine (V). 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
0.19
BayesDel_addAF
Benign
0.0056
T
BayesDel_noAF
Benign
-0.23
CADD
Benign
20
DANN
Uncertain
1.0
DEOGEN2
Benign
0.31
T
Eigen
Benign
-0.19
Eigen_PC
Benign
-0.12
FATHMM_MKL
Benign
0.74
D
M_CAP
Uncertain
0.14
D
MetaRNN
Benign
0.30
T
MetaSVM
Uncertain
-0.072
T
MutationAssessor
Uncertain
2.5
M
MutationTaster
Benign
0.77
N
PrimateAI
Benign
0.31
T
PROVEAN
Uncertain
-2.8
D
REVEL
Uncertain
0.39
Sift
Uncertain
0.0070
D
Sift4G
Uncertain
0.021
D
Polyphen
0.046
B
Vest4
0.35
MutPred
0.65
Gain of helix (P = 0.0199);
MVP
0.40
MPC
0.11
ClinPred
0.98
D
GERP RS
4.0
Varity_R
0.36
gMVP
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr12-101573817; API