Names & Taxonomy
- Uniprot ID:
- Q14003
- Entry Name:
- KCNC3_HUMAN
- Status:
- reviewed
- Protein Names:
- Potassium voltage-gated channel subfamily C member 3 (KSHIIID) (Voltage-gated potassium channel subunit Kv3.3)
- Gene Names:
- KCNC3
- Gene Names Primary:
- KCNC3
- Organism:
- Homo sapiens (Human)
Structure
- Length:
- 757
- Sequence:
- MLSSVCVSSFRGRQGASKQQPAPPPQPPESPPPPPLPPQQQQPAQPGPAASPAGPPAPRGPGDRRAEPCPGLPAAAMGRHGGGGGDSGKIVINVGGVRHETYRSTLRTLPGTRLAGLTEPEAAARFDYDPGADEFFFDRHPGVFAYVLNYYRTGKLHCPADVCGPLFEEELGFWGIDETDVEACCWMTYRQHRDAEEALDSFEAPDPAGAANAANAAGAHDGGLDDEAGAGGGGLDGAGGELKRLCFQDAGGGAGGPPGGAGGAGGTWWRRWQPRVWALFEDPYSSRAARYVAFASLFFILISITTFCLETHEGFIHISNKTVTQASPIPGAPPENITNVEVETEPFLTYVEGVCVVWFTFEFLMRITFCPDKVEFLKSSLNIIDCVAILPFYLEVGLSGLSSKAAKDVLGFLRVVRFVRILRIFKLTRHFVGLRVLGHTLRASTNEFLLLIIFLALGVLIFATMIYYAERIGADPDDILGSNHTYFKNIPIGFWWAVVTMTTLGYGDMYPKTWSGMLVGALCALAGVLTIAMPVPVIVNNFGMYYSLAMAKQKLPKKKNKHIPRPPQPGSPNYCKPDPPPPPPPHPHHGSGGISPPPPITPPSMGVTVAGAYPAGPHTHPGLLRGGAGGLGIMGLPPLPAPGEPCPLAQEEVIEINRADPRPNGDPAAAALAHEDCPAIDQPAMSPEDKSPITPGSRGRYSRDRACFLLTDYAPSPDGSIRKATGAPPLPPQDWRKPGPPSFLPDLNANAAAWISP
- Proteomes:
- UP000005640
Subcellular location
- Subcellular Location:
- Cell membrane
Function
- Function:
- This protein mediates the voltage-dependent potassium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a potassium-selective channel through which potassium ions may pass in accordance with their electrochemical gradient.
- Cross Reference Drug Bank:
- DB06637
- Gene Ontology Go:
- plasma membrane
voltage-gated potassium channel complex
delayed rectifier potassium channel activity
voltage-gated potassium channel activity
potassium ion transmembrane transport
protein homooligomerization
protein tetramerization
synaptic transmission - Gene Ontology Biological Process:
- potassium ion transmembrane transport
protein homooligomerization
protein tetramerization
synaptic transmission - Gene Ontology Molecular Function:
- delayed rectifier potassium channel activity
voltage-gated potassium channel activity - Gene Ontology Cellular Component:
- plasma membrane
voltage-gated potassium channel complex - Keywords:
- Cell membrane
Complete proteome
Disease mutation
Glycoprotein
Ion channel
Ion transport
Membrane
Neurodegeneration
Phosphoprotein
Potassium
Potassium channel
Potassium transport
Reference proteome
Spinocerebellar ataxia
Transmembrane
Transmembrane helix
Transport
Voltage-gated channel