Genopathy
Gene-Disorder Association · Article
Gene
SCN4A
Sodium Voltage-Gated Channel Alpha Subunit 4
Disorder
Hyperkalemic Periodic Paralysis
First reported 1991
Supporting publications 188
Key publication · gene–disorder Identification of a mutation in the gene causing hyperkalemic periodic paralysis.Cell · 1991
Key publication · disorder Studies in disorders of muscle. VII. Clinical manifestations and inheritance of a type of periodic paralysis without hypopotassemia.The Journal of clinical investigation · 1951
Manually curated
Association Review

In brief

The association between SCN4A (Sodium Voltage-Gated Channel Alpha Subunit 4) and Hyperkalemic Periodic Paralysis is well established and manually curated, with its 5 contributing sources — 4 of them expert-curated — recording a known molecular basis, pathogenic variants, and a causative germline mutation.

Sources 5
Clinical variants 1,905
Symptoms 41
Compounds 0
Trials 0
Publications 188
01
At a glance

Association overview

A cited synthesis of the gene–disorder association, with a clinical-actionability summary where the evidence supports one.

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02
Provenance

Evidence and sources

5 sources

Every contributing database and publication behind this association, with evidence type, strength, accessions and deep links.

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03
SCN4A

The gene

2 source summaries

A gene summary alongside the source descriptions it was distilled from.

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04
Hyperkalemic Periodic Paralysis

The disorder

15 database identifiers

The disorder’s summary, prevalence, aliases and cross-reference identifiers (OMIM, Orphanet, MONDO, ICD-10, MedGen).

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05
Phenotype

Clinical features

28 clinical features

The disorder’s clinical features (HPO) grouped by body system, each with observed frequency and penetrance.

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06
ClinVar and variant evidence

Genetic basis

1,905 clinical variants

ClinVar variants reported for this pair, with disorder-specific significance, review status, molecular consequence and origin.

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07
Mechanism overlap

Shared mechanisms

Biological pathways and phenotype concepts shared by the gene and the disorder, with supporting publications.

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08
Literature

Reading

188 publications

Publications linking the gene and the disorder, with title, authors, journal, year and citation metrics.

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09
Provenance

References & sources

18 references

Every source and publication cited across this dossier, as one numbered reference list.

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