KCNMA1

Gene

potassium calcium-activated channel subfamily M alpha 1

HGNCHGNC:6284 EnsemblENSG00000156113 NCBI Gene3778

Locus: gene with protein productLocation: 10q22.3

Also known as

Symbols and names change; identity (the HGNC ID) does not. Previous and alternative forms are kept distinct.

Also known asSLO · KCa1.1 · mSLO1

View full nomenclature history (8)

Previous symbolsSLO

Alias symbolsKCa1.1, mSLO1

Previous namespotassium large conductance calcium-activated channel, subfamily M, alpha member 1, potassium channel, calcium activated large conductance subfamily M alpha, member 1

Alias namesBK channel alpha subunit, maxiK channel, big potassium channel alpha subunit

Associated diseases

via associated_with

Diseases linked to this gene through the canonical GENE→DISEASE (associated_with) relation, drawn from Open Targets' top-ranked associations by overall score — not the full association set. Disease-level detail lives on each disease's own page.

Cerebellar atrophy, developmental delay, and seizures

Genetic Diseases, Inborn

Drawn from Open Targets’ top 10 associations by overall score for this gene — the subset resolved to a canonical disease. Lower-ranked associations, and diseases not yet canonicalised, are not shown.

Gene family

HGNC gene-group membership.

Potassium calcium-activated channels

Provenance

HGNCCanonical human gene identity from HGNC (release 2026-07-07), updated 2023-01-20.

Open TargetsGene–disease associations from the Open Targets Platform.