Voltage-gated potassium channel

Eukaryotic potassium channel
Potassium channel, structure in a membrane-like environment. Calculated hydrocarbon boundaries of the lipid bilayer are indicated by red and blue dots.
Identifiers
SymbolIon_trans
PfamPF00520
InterProIPR005821
SCOP21bl8 / SCOPe / SUPFAM
TCDB1.A.1
OPM superfamily8
OPM protein2a79
Membranome217
Available protein structures:
Pfam  structures / ECOD  
PDBRCSB PDB; PDBe; PDBj
PDBsumstructure summary
Ion channel (bacterial)
Potassium channel KcsA. Calculated hydrocarbon boundaries of the lipid bilayer are indicated by red and blue dots.
Identifiers
SymbolIon_trans_2
PfamPF07885
InterProIPR013099
SCOP21bl8 / SCOPe / SUPFAM
OPM protein1r3j
Available protein structures:
Pfam  structures / ECOD  
PDBRCSB PDB; PDBe; PDBj
PDBsumstructure summary
Slow voltage-gated potassium channel (Potassium channel, voltage-dependent, beta subunit, KCNE)
Identifiers
SymbolISK_Channel
PfamPF02060
InterProIPR000369
TCDB8.A.10
Membranome218
Available protein structures:
Pfam  structures / ECOD  
PDBRCSB PDB; PDBe; PDBj
PDBsumstructure summary
KCNQ voltage-gated potassium channel
Identifiers
SymbolKCNQ_channel
PfamPF03520
InterProIPR013821
Available protein structures:
Pfam  structures / ECOD  
PDBRCSB PDB; PDBe; PDBj
PDBsumstructure summary
Kv2 voltage-gated K+ channel
Identifiers
SymbolKv2channel
PfamPF03521
InterProIPR003973
Available protein structures:
Pfam  structures / ECOD  
PDBRCSB PDB; PDBe; PDBj
PDBsumstructure summary

Voltage-gated potassium channels (VGKCs) are transmembrane channels specific for potassium and sensitive to voltage changes in the cell's membrane potential. During action potentials, they play a crucial role in returning the depolarized cell to a resting state.


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