Annotations: 8I5M

Rat Kir4.1 in complex with PIP2

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Amino_oxidase	e8i5mA01	A: beta barrels	X: Rossmann-like	H: Rossmann-related	T: FAD/NAD(P)-binding domain	F: Amino_oxidase	ECOD (v294.2)
D	DNA_topoisoIV	e8i5mD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
C	DNA_topoisoIV	e8i5mC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
B	DNA_topoisoIV	e8i5mB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01007	Inward rectifier potassium channel transmembrane domain (IRK)	Inward rectifier potassium channel transmembrane domain		Domain
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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	ATP-sensitive inward rectifier potassium channel 10	protein binding binding signaling receptor binding monoatomic cation transmembrane transporter activity potassium ion transmembrane transporter activity monoatomic ion channel activity potassium channel activity monoatomic cation channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity protein binding binding signaling receptor binding monoatomic cation transmembrane transporter activity potassium ion transmembrane transporter activity monoatomic ion channel activity potassium channel activity monoatomic cation channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding inward rectifier potassium channel activity gated channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity voltage-gated potassium channel activity ligand-gated monoatomic cation channel activity identical protein binding	developmental process multicellular organism development multicellular organismal process nerve development cranial nerve development anatomical structure development optic nerve development nervous system development system development response to light stimulus response to stimulus response to radiation response to abiotic stimulus response to blue light developmental process multicellular organism development multicellular organismal process nerve development cranial nerve development anatomical structure development optic nerve development nervous system development system development response to light stimulus response to stimulus response to radiation response to abiotic stimulus response to blue light transport monoatomic ion transmembrane transport potassium ion transmembrane transport establishment of localization metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport potassium ion transport cellular process monoatomic cation transport regulation of resting membrane potential biological regulation regulation of biological quality regulation of membrane potential cellular response to stimulus cellular response to metal ion cellular response to chemical stimulus response to metal ion response to potassium ion response to chemical cellular response to potassium ion oligodendrocyte development cellular developmental process central nervous system myelination cell development glial cell development myelination neurogenesis axon ensheathment in central nervous system central nervous system development gliogenesis oligodendrocyte differentiation glial cell differentiation axon ensheathment ensheathment of neurons cell differentiation response to corticosteroid response to lipid response to hormone response to steroid hormone response to endogenous stimulus response to mineralocorticoid import into cell cellular localization nitrogen compound transport carboxylic acid transmembrane transport amino acid transmembrane transport amino acid neurotransmitter reuptake L-amino acid transport L-glutamate import establishment of localization in cell neurotransmitter reuptake L-glutamate import across plasma membrane carboxylic acid transport glutamate reuptake import across plasma membrane neurotransmitter transport organic acid transport amino acid transport acidic amino acid transport dicarboxylic acid transport L-alpha-amino acid transmembrane transport amino acid import across plasma membrane neurotransmitter uptake L-glutamate transmembrane transport response to glucocorticoid organelle assembly plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly cellular component biogenesis cellular component organization organelle organization cellular component assembly cilium assembly cellular component organization or biogenesis non-motile cilium assembly cilium organization cell projection assembly regulation of neuronal synaptic plasticity regulation of synaptic plasticity trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process regulation of long-term neuronal synaptic plasticity modulation of chemical synaptic transmission signaling cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication potassium ion homeostasis inorganic ion homeostasis chemical homeostasis homeostatic process monoatomic ion homeostasis monoatomic cation homeostasis membrane hyperpolarization sensory perception of light stimulus system process sensory perception nervous system process visual perception adult walking behavior adult locomotory behavior behavior adult behavior locomotory behavior walking behavior inorganic cation import across plasma membrane inorganic ion import across plasma membrane potassium ion import across plasma membrane	cell periphery cellular anatomical structure apical part of cell membrane plasma membrane plasma membrane region apical plasma membrane glial cell projection cell projection plasma membrane bounded cell projection astrocyte projection basal part of cell basal plasma membrane basolateral plasma membrane cell periphery cellular anatomical structure apical part of cell membrane plasma membrane plasma membrane region apical plasma membrane glial cell projection cell projection plasma membrane bounded cell projection astrocyte projection basal part of cell basal plasma membrane basolateral plasma membrane presynapse synapse cell junction intracellular anatomical structure intracellular membraneless organelle actin cytoskeleton intracellular organelle actin-based cell projection cytoskeleton organelle membraneless organelle microvillus cell body ciliary base membrane-bounded organelle cilium protein-containing complex transmembrane transporter complex membrane protein complex 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	IPR040445	Potassium channel, inwardly rectifying, transmembrane domain	Domain
A, B, C, D	IPR016449	Potassium channel, inwardly rectifying, Kir	Family
A, B, C, D	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A, B, C, D	IPR003269	Potassium channel, inwardly rectifying, Kir1.2	Family
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

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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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.