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3EFF

The Crystal Structure of Full-Length KcsA in its Closed Conformation

Functional Information from GO Data
ChainGOidnamespacecontents
K0005249molecular_functionvoltage-gated potassium channel activity
K0006813biological_processpotassium ion transport
K0008076cellular_componentvoltage-gated potassium channel complex
L0005249molecular_functionvoltage-gated potassium channel activity
L0006813biological_processpotassium ion transport
L0008076cellular_componentvoltage-gated potassium channel complex
M0005249molecular_functionvoltage-gated potassium channel activity
M0006813biological_processpotassium ion transport
M0008076cellular_componentvoltage-gated potassium channel complex
N0005249molecular_functionvoltage-gated potassium channel activity
N0006813biological_processpotassium ion transport
N0008076cellular_componentvoltage-gated potassium channel complex
Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YACEVTH
ChainResidueDetails
ATYR194-HIS200
BTYR205-HIS211

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues180
DetailsTransmembrane: {"description":"Helical"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues64
DetailsTopological domain: {"description":"Extracellular"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues40
DetailsIntramembrane: {"description":"Helical; Pore-forming"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues28
DetailsIntramembrane: {"description":"Pore-forming"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues192
DetailsTopological domain: {"description":"Cytoplasmic"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsMotif: {"description":"Selectivity filter"}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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