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8I5M

Rat Kir4.1 in complex with PIP2

Functional Information from GO Data
ChainGOidnamespacecontents
A0005242molecular_functioninward rectifier potassium channel activity
A0006813biological_processpotassium ion transport
A0016020cellular_componentmembrane
B0005242molecular_functioninward rectifier potassium channel activity
B0006813biological_processpotassium ion transport
B0016020cellular_componentmembrane
C0005242molecular_functioninward rectifier potassium channel activity
C0006813biological_processpotassium ion transport
C0016020cellular_componentmembrane
D0005242molecular_functioninward rectifier potassium channel activity
D0006813biological_processpotassium ion transport
D0016020cellular_componentmembrane
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues104
DetailsTransmembrane: {"description":"Helical; Name=M1","evidences":[{"source":"PubMed","id":"38355723","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8I5M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues132
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"38355723","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"8I5M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues64
DetailsIntramembrane: {"description":"Discontinuously helical; Pore-forming","evidences":[{"source":"PubMed","id":"38355723","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8I5M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues100
DetailsTransmembrane: {"description":"Helical; Name=M2","evidences":[{"source":"PubMed","id":"38355723","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8I5M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues20
DetailsMotif: {"description":"Selectivity filter","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"38355723","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8I5M","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues28
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsSite: {"description":"Role in the control of polyamine-mediated channel gating and in the blocking by intracellular magnesium","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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