20-46040454-G-A

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4

The NM_020708.5(SLC12A5):​c.694G>A​(p.Val232Ile) variant causes a missense change. The variant was absent in control chromosomes in GnomAD project. 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)

Consequence

SLC12A5
NM_020708.5 missense

Scores

2
8
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.94

Publications

0 publications found
Variant links:
Genes affected
SLC12A5 (HGNC:13818): (solute carrier family 12 member 5) K-Cl cotransporters are proteins that lower intracellular chloride concentrations below the electrochemical equilibrium potential. The protein encoded by this gene is an integral membrane K-Cl cotransporter that can function in either a net efflux or influx pathway, depending on the chemical concentration gradients of potassium and chloride. The encoded protein can act as a homomultimer, or as a heteromultimer with other K-Cl cotransporters, to maintain chloride homeostasis in neurons. Alternative splicing results in two transcript variants encoding different isoforms. [provided by RefSeq, Sep 2008]
SLC12A5 Gene-Disease associations (from GenCC):
  • developmental and epileptic encephalopathy, 34
    Inheritance: AR Classification: STRONG, MODERATE, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Illumina, Ambry Genetics
  • epilepsy of infancy with migrating focal seizures
    Inheritance: AR Classification: STRONG Submitted by: G2P
  • malignant migrating partial seizures of infancy
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • epilepsy, idiopathic generalized, susceptibility to, 14
    Inheritance: AD Classification: LIMITED, NO_KNOWN Submitted by: Illumina, Ambry Genetics
  • genetic developmental and epileptic encephalopathy
    Inheritance: AR Classification: LIMITED Submitted by: ClinGen

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.3519085).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020708.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SLC12A5
NM_020708.5
MANE Select
c.694G>Ap.Val232Ile
missense
Exon 7 of 26NP_065759.1
SLC12A5
NM_001134771.2
c.763G>Ap.Val255Ile
missense
Exon 7 of 26NP_001128243.1

Ensembl Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SLC12A5
ENST00000243964.7
TSL:1 MANE Select
c.694G>Ap.Val232Ile
missense
Exon 7 of 26ENSP00000243964.4
SLC12A5
ENST00000622711.4
TSL:1
n.726G>A
non_coding_transcript_exon
Exon 6 of 6
SLC12A5
ENST00000625683.2
TSL:1
n.964G>A
non_coding_transcript_exon
Exon 8 of 8

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
32

ClinVar

ClinVar submissions as Germline

Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
Developmental and epileptic encephalopathy, 34 (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.081
BayesDel_addAF
Pathogenic
0.18
D
BayesDel_noAF
Uncertain
0.020
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.53
D
Eigen
Benign
0.17
Eigen_PC
Uncertain
0.30
FATHMM_MKL
Benign
0.24
N
LIST_S2
Uncertain
0.95
D
M_CAP
Uncertain
0.12
D
MetaRNN
Benign
0.35
T
MetaSVM
Pathogenic
0.92
D
MutationAssessor
Benign
0.88
L
PhyloP100
5.9
PrimateAI
Uncertain
0.78
T
PROVEAN
Benign
-0.78
N
REVEL
Uncertain
0.56
Sift
Benign
0.079
T
Sift4G
Benign
0.27
T
Polyphen
0.67
P
Vest4
0.23
MutPred
0.59
Loss of helix (P = 0.0376)
MVP
0.46
MPC
1.4
ClinPred
0.93
D
GERP RS
5.0
Varity_R
0.22
gMVP
0.83
Mutation Taster
=64/36
polymorphism

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

Other links and lift over

dbSNP: rs1555863136; hg19: chr20-44669093; API