KCNMB4 report

I. Expression across cell types

II. Expression across tissues

III. Associated gene sets

GO_0006813Biological processpotassium ion transport
GO_0001508Biological processaction potential
GO_0007268Biological processchemical synaptic transmission
GO_0019228Biological processneuronal action potential
GO_0019229Biological processregulation of vasoconstriction
GO_0046928Biological processregulation of neurotransmitter secretion
GO_0099505Biological processregulation of presynaptic membrane potential
GO_0005513Biological processdetection of calcium ion
GO_0071805Biological processpotassium ion transmembrane transport
GO_0045202Cellular componentsynapse
GO_0005886Cellular componentplasma membrane
GO_0008076Cellular componentvoltage-gated potassium channel complex
GO_0015269Molecular functioncalcium-activated potassium channel activity
GO_0015459Molecular functionpotassium channel regulator activity
GO_0005515Molecular functionprotein binding
GO_0099508Molecular functionvoltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential

IV. Literature review

[source]
Gene nameKCNMB4
Protein nameCalcium-activated potassium channel subunit beta-4 (BK channel subunit beta-4) (BKbeta4) (Hbeta4) (Calcium-activated potassium channel, subfamily M subunit beta-4) (Charybdotoxin receptor subunit beta-4) (K(VCA)beta-4) (Maxi K channel subunit beta-4) (Slo-beta-4)
Calcium-activated potassium channel subunit beta (BKbeta) (BK channel subunit beta) (Calcium-activated potassium channel, subfamily M subunit beta) (Charybdotoxin receptor subunit beta) (K(VCA)beta) (Maxi K channel subunit beta) (Slo-beta)
Synonyms
DescriptionFUNCTION: Regulatory subunit of the calcium activated potassium KCNMA1 (maxiK) channel. Modulates the calcium sensitivity and gating kinetics of KCNMA1, thereby contributing to KCNMA1 channel diversity. Decreases the gating kinetics and calcium sensitivity of the KCNMA1 channel, but with fast deactivation kinetics. May decrease KCNMA1 channel openings at low calcium concentrations but increases channel openings at high calcium concentrations. Makes KCNMA1 channel resistant to 100 nM charybdotoxin (CTX) toxin concentrations. .

FUNCTION: Regulatory subunit of the calcium activated potassium KCNMA1 (maxiK) channel. Modulates the calcium sensitivity and gating kinetics of KCNMA1, thereby contributing to KCNMA1 channel diversity. .

AccessionsENST00000258111.5
Q86W47
H0YC85
ENST00000531884.1