chr6-35943983-G-T

Variant summary

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

The NM_052961.4(SLC26A8):​c.2830C>A​(p.Gln944Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,894 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 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: 6.8e-7 ( 0 hom. )

Consequence

SLC26A8
NM_052961.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.527
Variant links:
Genes affected
SLC26A8 (HGNC:14468): (solute carrier family 26 member 8) This gene encodes a member of the SLC26 gene family of anion transporters. Family members are well conserved in gene structure and protein length yet have markedly different tissue expression patterns. The expression of this gene appears to be restricted to spermatocytes. Alternatively spliced transcript variants that encode different isoforms have been described. [provided by RefSeq, Jul 2010]

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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=0.07311946).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SLC26A8NM_052961.4 linkuse as main transcriptc.2830C>A p.Gln944Lys missense_variant 20/20 ENST00000490799.6 NP_443193.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SLC26A8ENST00000490799.6 linkuse as main transcriptc.2830C>A p.Gln944Lys missense_variant 20/201 NM_052961.4 ENSP00000417638 P1Q96RN1-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461894
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727248
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
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 GeneticsMar 07, 2024The c.2830C>A (p.Q944K) alteration is located in exon 20 (coding exon 19) of the SLC26A8 gene. This alteration results from a C to A substitution at nucleotide position 2830, causing the glutamine (Q) at amino acid position 944 to be replaced by a lysine (K). 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
0.075
BayesDel_addAF
Benign
-0.074
T
BayesDel_noAF
Benign
-0.34
CADD
Benign
2.9
DANN
Benign
0.40
DEOGEN2
Benign
0.062
T;.;T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.13
N
LIST_S2
Benign
0.39
.;T;T
M_CAP
Uncertain
0.087
D
MetaRNN
Benign
0.073
T;T;T
MetaSVM
Benign
-0.39
T
MutationAssessor
Benign
1.4
L;.;L
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.23
T
PROVEAN
Benign
-0.66
N;N;N
REVEL
Benign
0.12
Sift
Benign
0.73
T;T;T
Sift4G
Benign
0.39
T;T;T
Polyphen
0.063
B;B;B
Vest4
0.14
MutPred
0.23
Gain of methylation at Q944 (P = 0.0038);.;Gain of methylation at Q944 (P = 0.0038);
MVP
0.47
MPC
0.27
ClinPred
0.061
T
GERP RS
0.79
Varity_R
0.048
gMVP
0.15

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: rs1042278018; hg19: chr6-35911760; API