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Gene entry

KCND3

potassium voltage-gated channel subfamily D member 3

Chromosome
1
Cytoband
1p13.2
Variants (rsID)
68

KCND3 is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 1 (region 1p13.2). Its official name is “potassium voltage-gated channel subfamily D member 3”. The reference table lists 68 variants (rsID) for this gene.

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Clinically classified variants

6 reference-table entries with clinical significance.

  • rs3738298Benignsingle nucleotide variantSpinocerebellar ataxia type 19/22
  • rs142744204Conflicting interpretationssingle nucleotide variantCardiovascular phenotype|Spinocerebellar ataxia type 19/22
  • rs149008060Conflicting interpretationssingle nucleotide variantSpinocerebellar ataxia type 19/22
  • rs150401343Conflicting interpretationssingle nucleotide variantBrugada syndrome 9|Spinocerebellar ataxia type 19/22|Cardiovascular phenotype
  • rs186194682Conflicting interpretationssingle nucleotide variantSpinocerebellar ataxia type 19/22
  • rs786205867Conflicting interpretationssingle nucleotide variantBrugada syndrome 9|Spinocerebellar ataxia type 19/22

Other listed variants

Public references

Data from the institutional reference table and public NCBI annotation. For education only; not a substitute for medical or genetic counselling.