Gene Information
Gene NameKCNMB1
OrganismHomo sapiens (Human)
Gene Length191
Protein NamesCalcium-activated potassium channel subunit beta-1 (BK channel subunit beta-1) (BKbeta) (BKbeta1) (Hbeta1) (Calcium-activated potassium channel, subfamily M subunit beta-1) (Calcium-activated potassium channel subunit beta) (Charybdotoxin receptor subunit beta-1) (K(VCA)beta-1) (Maxi K channel subunit beta-1) (Slo-beta-1) (Slo-beta)
Target Namecalcium-activated potassium channel
Target TypeNA
Gene Age382 ( ENSG00000145936 )
Evolutionary StageVertebrata
AlphaFoldDBQ16558
Gene CardKCNMB1
Uniprot IDQ16558
PfamPF03185
In ASDno
Allosteric Predictionyes (0.467028275)
Ortholog in AnimalsAlpaca_ KCNMB1 ( ortholog_one2one )
Dog_ KCNMB1 ( ortholog_one2one )
GuineaPig_ KCNMB1 ( ortholog_one2one )
Macaque_ KCNMB1 ( ortholog_one2one )
Mouse_ Kcnmb1 ( ortholog_one2one )
Pig_ KCNMB1 ( ortholog_one2one )
Rat_ Kcnmb1 ( ortholog_one2one )
Rabbit_ KCNMB1 ( ortholog_one2one )
OhnologsNA
ParalogsKCNMB2, KCNMB3, KCNMB4
Tissuecervix, gall.bladder, penis, prostate, pulmonary.valve, seminal.vesicle, smooth.muscle, uterus, ovary, sigmoid.colon
Tissue SpecificityAbundantly expressed in smooth muscle. Low levels of expression in most other tissues. Within the brain, relatively high levels found in hippocampus and corpus callosum.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs11739136  rs2301149 
Subcellular location [CC]Membrane;
Multi-pass membrane protein.
Mouse PG classificationNA
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