Protein detail

KCNN3

Small conductance calcium-activated potassium channel protein 3 (SK3) (SKCa 3) (SKCa3) (KCa2.3)

Protein symbol
KCNN3
UniProt ID
EVMP score
0.50
Frequency
5
Transmembrane count
6
Protein classification
Disease related genesFDA approved drug targetsHuman disease related genesPredicted membrane proteinsTransportersVoltage-gated ion channels
Basic Information
Protein Names
Small conductance calcium-activated potassium channel protein 3 (SK3) (SKCa 3) (SKCa3) (KCa2.3)
Protein Class
Disease related genesFDA approved drug targetsHuman disease related genesPredicted membrane proteinsTransportersVoltage-gated ion channels
Protein Function
  • Disease related genes
  • Transporters:Transporter channels and pores
  • Human disease related genes:Congenital malformations:Other congenital malformations
  • Voltage-gated ion channels:Calcium-Activated Potassium Channels
  • FDA approved drug targets:Small molecule drugs
Transmembrane
288..308; Helical; Name=Segment S1; 315..335; Helical; Name=Segment S2; 366..386; Helical; Name=Segment S3; 405..425; Helical; Name=Segment S4; 454..474; Helical; Name=Segment S5; 523..543; Helical; Name=Segment S6
Transmembrane Count
6
Entrez Gene Symbol
Gene Synonym
hSK3KCa2.3SKCA3
Gene Description
Potassium calcium-activated channel subfamily N member 3
Chromosome
1
Position
154697455-154870281
Frequency
5
EVMP Score
0.50
Fluorescence & Localization
Cell SpecificKupffer cellsSingle-Nuclei Brain Specificcentral nervous system macrophage
Function & Pathway
Relations & Evidence

Enzyme-Mediated Modification

0 records.

Ligand-Receptor Signaling

25 records.

CategoryParentDatabaseTransmitterReceiverSecretedPlasma Membrane (Transmembrane)Plasma Membrane (Peripheral)
receptorreceptorOmniPathNoYesNoNoNo
intracellularintracellularComPPINoNoNoNoNo
intracellularintracellularGO_IntercellNoNoNoNoNo
intracellularintracellularUniProt_locationNoNoNoNoNo
intracellularintracellularOmniPathNoNoNoNoNo
ion_channelion_channelDGIdbNoYesNoNoNo
calcium_activated_potassiumion_channelHGNCNoYesNoNoNo
ion_channelion_channelHGNCNoYesNoNoNo
ion_channelion_channelAlmen2009NoYesNoNoNo
calcium_activated_potassiumion_channelAlmen2009NoYesNoNoNo
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Regulatory Interaction Network

0 records.

Protein Complex Composition

0 records.

Isolation & Detection Technology

1 record.

EV Isolation MethodDetection MethodNumber of ReferencesReferences
Differential UltracentrifugationNA0
Sequence, Structure & Domains

Sequences

Length
731
Mass
81,385
Sequence
MDTSGHFHDSGVGDLDEDPKCPCPSSGDEQQQQQQQQQQQQPPPPAPPAAPQQPLGPSLQPQPPQLQQQQQQQQQQQQQQPPHPLSQLAQLQSQPVHPGLLHSSPTAFRAPPSSNSTAILHPSSRQGSQLNLNDHLLGHSPSSTATSGPGGGSRHRQASPLVHRRDSNPFTEIAMSSCKYSGGVMKPLSRLSASRRNLIEAETEGQPLQLFSPSNPPEIVISSREDNHAHQTLLHHPNATHNHQHAGTTASSTTFPKANKRKNQNIGYKLGHRRALFEKRKRLSDYALIFGMFGIVVMVIETELSWGLYSKDSMFSLALKCLISLSTIILLGLIIAYHTREVQLFVIDNGADDWRIAMTYERILYISLEMLVCAIHPIPGEYKFFWTARLAFSYTPSRAEADVDIILSIPMFLRLYLIARVMLLHSKLFTDASSRSIGALNKINFNTRFVMKTLMTICPGTVLLVFSISLWIIAAWTVRVCERYHDQQDVTSNFLGAMWLISITFLSIGYGDMVPHTYCGKGVCLLTGIMGAGCTALVVAVVARKLELTKAEKHVHNFMMDTQLTKRIKNAAANVLRETWLIYKHTKLLKKIDHAKVRKHQRKFLQAIHQLRSVKMEQRKLSDQANTLVDLSKMQNVMYDLITELNDRSEDLEKQIGSLESKLEHLTASFNSLPLLIADTLRQQQQQLLSAIIEARGVSVAVGTTHTPISDSPIGVSSTSFPTPYTSSSSC
Alternative Products
Event=Alternative splicing; Named isoforms=3; Name=1; IsoId=Q9UGI6-1; Sequence=Displayed; Name=2; IsoId=Q9UGI6-2; Sequence=VSP_039461, VSP_039462; Name=3; Synonyms=SK3-1B; IsoId=Q9UGI6-3; Sequence=VSP_047641
Alternative Sequence
1..313; Missing (in isoform 3); 1..305; Missing (in isoform 2); 306..310; WGLYS -> MERPI (in isoform 2)

3D Structural Models

Domain & Motif Annotations

Compositional Bias
1..11; Basic and acidic residues; 30..40; Low complexity; 41..51; Pro residues; 52..95; Low complexity; 112..132; Polar residues; 138..147; Low complexity; 239..256; Polar residues; 717..731; Low complexity
Coiled Coil
642..669
Domain (CC)
The coiled-coil domaim mediates heteromeic assembly.
Region
1..170; Disordered; 239..258; Disordered; 561..637; Calmodulin-binding; 709..731; Disordered
Protein Families
  • Potassium channel KCNN family
  • KCa2.3/KCNN3 subfamily
Sequence Similarities
Belongs to the potassium channel KCNN family. KCa2.3/KCNN3 subfamily.
Clinical Relevance
Disease Involvement
Disease variantFDA approved drug targets
Related Diseases
Biomarker
Clinical trial
Drug Targets
FDA approved drug targets