X-48969916-G-A
Position:
Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_004979.6(KCND1):c.356C>T(p.Ala119Val) variant causes a missense change. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: not found (cov: 23)
Consequence
KCND1
NM_004979.6 missense
NM_004979.6 missense
Scores
2
7
8
Clinical Significance
Conservation
PhyloP100: 5.67
Genes affected
KCND1 (HGNC:6237): (potassium voltage-gated channel subfamily D member 1) This gene encodes a multipass membrane protein that comprises the pore subunit of the voltage-gated A-type potassium channel, which functions in the repolarization of membrane action potentials. Activity of voltage-gated potassium channels is important in a number of physiological processes, among them the regulation of neurotransmitter release, heart rate, insulin secretion, and smooth muscle contraction. [provided by RefSeq, Aug 2013]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 2 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
KCND1 | NM_004979.6 | c.356C>T | p.Ala119Val | missense_variant | 1/6 | ENST00000218176.4 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
KCND1 | ENST00000218176.4 | c.356C>T | p.Ala119Val | missense_variant | 1/6 | 1 | NM_004979.6 | P1 |
Frequencies
GnomAD3 genomes Cov.: 23
GnomAD3 genomes
Cov.:
23
GnomAD4 exome Cov.: 31
GnomAD4 exome
Cov.:
31
GnomAD4 genome Cov.: 23
GnomAD4 genome
Cov.:
23
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 submitter | clinical testing | Ambry Genetics | Dec 07, 2021 | The c.356C>T (p.A119V) alteration is located in exon 1 (coding exon 1) of the KCND1 gene. This alteration results from a C to T substitution at nucleotide position 356, causing the alanine (A) at amino acid position 119 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Benign
T
BayesDel_noAF
Benign
CADD
Benign
DANN
Uncertain
DEOGEN2
Uncertain
D
FATHMM_MKL
Pathogenic
D
LIST_S2
Uncertain
D
M_CAP
Uncertain
D
MetaRNN
Uncertain
T
MetaSVM
Benign
T
MutationAssessor
Benign
L
MutationTaster
Benign
D
PrimateAI
Pathogenic
T
PROVEAN
Uncertain
D
REVEL
Benign
Sift
Uncertain
D
Sift4G
Benign
T
Polyphen
B
Vest4
MutPred
Gain of helix (P = 0.2059);
MVP
MPC
ClinPred
D
GERP RS
Varity_R
gMVP
Splicing
Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at
Publications
No publications associated with this variant yet.