Annotations: 7SWJ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	E set domains	8017681	3000070	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Voltage-gated potassium channels	8017693	3000023	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Voltage-gated potassium channels	8017693	3000023	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	E set domains	8017681	3000070	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Voltage-gated potassium channels	8017693	3000023	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	E set domains	8017681	3000070	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Voltage-gated potassium channels	8017693	3000023	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	E set domains	8017681	3000070	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF17655	Inward rectifier potassium channel C-terminal domain (IRK_C)	Inward rectifier potassium channel C-terminal domain	This cytoplasmic C-terminal domain has an Ig fold.	Domain
A, B, C, D	PF07885	Ion channel (Ion_trans_2)	Ion channel	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Inward rectifier potassium channel	inward rectifier potassium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity voltage-gated potassium channel activity inorganic molecular entity transmembrane transporter activity inward rectifier potassium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity voltage-gated potassium channel activity inorganic molecular entity transmembrane transporter activity channel activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity transmembrane transporter activity cation binding ion binding binding metal ion binding small molecule binding	-	protein-containing complex transmembrane transporter complex membrane membrane protein complex cellular anatomical entity transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR041647	Inward rectifier potassium channel, C-terminal	Domain
A, B, C, D	IPR016449	Potassium channel, inwardly rectifying, Kir	Family
A, B, C, D	IPR013099	Potassium channel domain	Domain
A, B, C, D	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A, B, C, D	IPR013518	Potassium channel, inwardly rectifying, Kir, cytoplasmic	Homologous Superfamily

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D	MemProtMD	Annotated as membrane protein by MemProtMD

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.