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5XSY

Structure of the Nav1.4-beta1 complex from electric eel

Functional Information from GO Data
ChainGOidnamespacecontents
A0001518cellular_componentvoltage-gated sodium channel complex
A0005216molecular_functionmonoatomic ion channel activity
A0005248molecular_functionvoltage-gated sodium channel activity
A0005261molecular_functionmonoatomic cation channel activity
A0005272molecular_functionsodium channel activity
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0006814biological_processsodium ion transport
A0016020cellular_componentmembrane
A0019228biological_processneuronal action potential
A0034220biological_processmonoatomic ion transmembrane transport
A0034702cellular_componentmonoatomic ion channel complex
A0035725biological_processsodium ion transmembrane transport
A0042391biological_processregulation of membrane potential
A0055085biological_processtransmembrane transport
A0086010biological_processmembrane depolarization during action potential
B0001518cellular_componentvoltage-gated sodium channel complex
B0006814biological_processsodium ion transport
B0017080molecular_functionsodium channel regulator activity
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S1 of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues281
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=S2 of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues141
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S3 of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S5 of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues87
DetailsIntramembrane: {"description":"Pore-forming","evidences":[{"source":"UniProtKB","id":"D0E0C2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=S6 of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S1 of repeat II"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S2 of repeat II"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=S3 of repeat II"}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S5 of repeat II"}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=S6 of repeat II"}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S1 of repeat III"}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S2 of repeat III"}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S5 of repeat III"}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S6 of repeat III"}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S1 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=S2 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=S3 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Voltage-sensor; Name=S4 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=S5 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=S6 of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI24
Number of Residues57
DetailsRegion: {"description":"Non-homologous region of repeat I"}
ChainResidueDetails

site_idSWS_FT_FI25
Number of Residues22
DetailsRegion: {"description":"Non-homologous region of repeat III"}
ChainResidueDetails

site_idSWS_FT_FI26
Number of Residues15
DetailsRegion: {"description":"Non-homologous region of repeat IV"}
ChainResidueDetails

site_idSWS_FT_FI27
Number of Residues6
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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