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GeneBe

12-101166587-T-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_145913.5(SLC5A8):c.1433A>C(p.Gln478Pro) 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 1,461,718 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: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

SLC5A8
NM_145913.5 missense

Scores

18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.336
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 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.08310267).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC5A8NM_145913.5 linkuse as main transcriptc.1433A>C p.Gln478Pro missense_variant 12/15 ENST00000536262.3
SLC5A8XR_007063055.1 linkuse as main transcriptn.1823A>C non_coding_transcript_exon_variant 12/15

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC5A8ENST00000536262.3 linkuse as main transcriptc.1433A>C p.Gln478Pro missense_variant 12/151 NM_145913.5 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251004
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135656
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:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461718
Hom.:
0
Cov.:
32
AF XY:
0.00000138
AC XY:
1
AN XY:
727154
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
Bravo
AF:
0.00000378
ExAC
AF:
0.00000824
AC:
1

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 GeneticsApr 07, 2022The c.1433A>C (p.Q478P) alteration is located in exon 12 (coding exon 12) of the SLC5A8 gene. This alteration results from a A to C substitution at nucleotide position 1433, causing the glutamine (Q) at amino acid position 478 to be replaced by a proline (P). 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
0.099
BayesDel_addAF
Benign
-0.034
T
BayesDel_noAF
Benign
-0.29
Cadd
Benign
4.6
Dann
Benign
0.31
DEOGEN2
Benign
0.15
T
Eigen
Benign
-0.82
Eigen_PC
Benign
-0.80
FATHMM_MKL
Benign
0.046
N
M_CAP
Benign
0.046
D
MetaRNN
Benign
0.083
T
MetaSVM
Benign
-0.65
T
MutationAssessor
Benign
0.34
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.26
T
PROVEAN
Benign
-1.4
N
REVEL
Benign
0.15
Sift
Benign
0.29
T
Sift4G
Benign
0.28
T
Polyphen
0.035
B
Vest4
0.19
MutPred
0.41
Loss of catalytic residue at Q478 (P = 0.0521);
MVP
0.17
MPC
0.13
ClinPred
0.047
T
GERP RS
2.8
Varity_R
0.20
gMVP
0.83

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: rs777534480; hg19: chr12-101560365; API