Annotations: 5TWV

Cryo-EM structure of the pancreatic ATP-sensitive K+ channel SUR1/Kir6.2 in the presence of ATP and glibenclamide

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
H	Med6	e5twvH1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Med6	ECOD (v295.2)
F	Med6	e5twvF1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Med6	ECOD (v295.2)
D	Med6	e5twvD1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Med6	ECOD (v295.2)
B	MCM	e5twvB01	A: alpha arrays	X: Rossmann-like	H: Rossmann-related	T: FAD/NAD(P)-binding domain	F: MCM	ECOD (v295.2)
G	cNMP_binding	e5twvG1	A: alpha arrays	X: Alpha-crystallin B chain N-terminal domain	H: profilin-like	T: C-terminal domain in DHH phosphoesterases	F: cNMP_binding	ECOD (v295.2)
E	cNMP_binding	e5twvE1	A: alpha arrays	X: Alpha-crystallin B chain N-terminal domain	H: profilin-like	T: C-terminal domain in DHH phosphoesterases	F: cNMP_binding	ECOD (v295.2)
C	cNMP_binding	e5twvC1	A: alpha arrays	X: Alpha-crystallin B chain N-terminal domain	H: profilin-like	T: C-terminal domain in DHH phosphoesterases	F: cNMP_binding	ECOD (v295.2)
A	cNMP_binding	e5twvA1	A: alpha arrays	X: Alpha-crystallin B chain N-terminal domain	H: profilin-like	T: C-terminal domain in DHH phosphoesterases	F: cNMP_binding	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C, E, G	PF01007	Inward rectifier potassium channel transmembrane domain (IRK)	Inward rectifier potassium channel transmembrane domain		Domain
A, C, E, G	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
B, D, F, H	ATP-binding cassette sub-family C member 8	binding 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 binding 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 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 ABC-type transporter activity active transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ATP-dependent activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity molecular transducer activity sulfonylurea receptor activity transmembrane signaling receptor activity signaling receptor activity cation binding metal ion binding	response to stimulus response to chemical response to xenobiotic stimulus response to organophosphorus response to oxygen-containing compound response to nitrogen compound response to ATP response to purine-containing compound	cell periphery cellular anatomical structure sarcolemma plasma membrane membrane protein-containing complex
A, C, E, G	ATP-sensitive inward rectifier potassium channel 11	cytoskeletal protein binding ankyrin binding protein binding binding monoatomic cation transmembrane transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity transmembrane transporter activity ATP-dependent activity cytoskeletal protein binding ankyrin binding protein binding binding monoatomic cation transmembrane transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity transmembrane transporter activity ATP-dependent activity heat shock protein binding 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 monoatomic cation channel activity passive transmembrane transporter activity voltage-gated potassium channel activity channel activity metal ion 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 voltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential cation binding metal ion binding transmembrane transporter binding inward rectifier potassium channel activity ligand-gated channel activity ATP-activated inward rectifier potassium channel activity ligand-gated monoatomic ion channel activity ligand-gated monoatomic cation channel activity	response to stimulus response to chemical response to xenobiotic stimulus positive regulation of protein localization to plasma membrane regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process localization intracellular protein localization regulation of protein localization to membrane positive regulation of cellular process positive regulation of protein localization to cell periphery response to stimulus response to chemical response to xenobiotic stimulus positive regulation of protein localization to plasma membrane regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process localization intracellular protein localization regulation of protein localization to membrane positive regulation of cellular process positive regulation of protein localization to cell periphery regulation of biological process protein localization to cell periphery protein localization to plasma membrane biological regulation positive regulation of protein localization to membrane regulation of protein localization to cell periphery localization within membrane protein localization to membrane regulation of cellular localization macromolecule localization positive regulation of protein localization cellular process regulation of protein localization to plasma membrane response to stress response to ischemia response to ketone response to lipid response to oxygen-containing compound response to testosterone cellular response to stimulus cellular response to nutrient levels response to nutrient levels apoptotic process cell death programmed cell death developmental process heart development multicellular organismal process cardiac muscle tissue development animal organ development tissue development striated muscle tissue development circulatory system development multicellular organism development ventricular cardiac muscle tissue development anatomical structure development muscle tissue development animal gross anatomical part developmental process system development monosaccharide metabolic process carbohydrate metabolic process hexose metabolic process small molecule metabolic process metabolic process primary metabolic process glucose metabolic process establishment of protein localization nitrogen compound transport regulation of hormone secretion regulation of peptide secretion transport signaling hormone secretion protein localization to extracellular region cell communication peptide secretion regulation of secretion by cell secretion by cell signal release regulation of biological quality regulation of peptide hormone secretion regulation of signaling regulation of transport secretion regulation of hormone levels regulation of peptide transport regulation of establishment of protein localization establishment of protein localization to extracellular region export from cell cell-cell signaling regulation of protein transport protein secretion establishment of localization regulation of protein secretion regulation of secretion peptide transport protein transport regulation of insulin secretion peptide hormone secretion hormone transport regulation of cell communication insulin secretion regulation of membrane potential response to decreased oxygen levels response to hypoxia response to oxygen levels response to abiotic stimulus response to stilbenoid response to resveratrol positive regulation of cation transmembrane transport monoatomic ion transmembrane transport regulation of transmembrane transporter activity regulation of monoatomic ion transmembrane transport monoatomic cation transmembrane transport positive regulation of molecular function positive regulation of monoatomic ion transport positive regulation of transmembrane transport monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation transport regulation of monoatomic ion transport positive regulation of cation channel activity transmembrane transport regulation of molecular function regulation of transmembrane transport positive regulation of transport positive regulation of transporter activity positive regulation of ion transmembrane transporter activity regulation of monoatomic cation transmembrane transport action potential homeostatic process cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis response to monosaccharide response to carbohydrate chemical homeostasis response to glucose glucose homeostasis carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus intracellular signal transduction calcium-mediated signaling intracellular signaling cassette signal transduction CAMKK-AMPK signaling cascade system process nervous system process negative regulation of protein transport negative regulation of biological process negative regulation of transport negative regulation of secretion negative regulation of hormone secretion negative regulation of secretion by cell negative regulation of peptide hormone secretion negative regulation of establishment of protein localization negative regulation of protein secretion negative regulation of signaling negative regulation of cell communication negative regulation of peptide secretion negative regulation of cellular process negative regulation of protein localization negative regulation of insulin secretion potassium ion transport metal ion transport response to peptide cellular response to tumor necrosis factor response to cytokine cellular response to cytokine stimulus response to tumor necrosis factor determination of adult lifespan cellular response to nicotine response to nicotine response to organophosphorus response to nitrogen compound response to ATP response to purine-containing compound import into cell import across plasma membrane potassium ion transmembrane transport inorganic cation import across plasma membrane inorganic ion import across plasma membrane potassium ion import across plasma membrane response to estradiol	cell periphery cellular anatomical structure sarcolemma plasma membrane membrane T-tubule protein-containing complex plasma membrane protein complex potassium channel complex membrane protein complex cation channel complex transporter complex transmembrane transporter complex inward rectifying potassium channel cell periphery cellular anatomical structure sarcolemma plasma membrane membrane T-tubule protein-containing complex plasma membrane protein complex potassium channel complex membrane protein complex cation channel complex transporter complex transmembrane transporter complex inward rectifying potassium channel monoatomic ion channel complex membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system presynapse synapse cell junction presynaptic membrane plasma membrane region synaptic membrane cytoplasm glutamatergic synapse axon cell leading edge axolemma neuron projection leading edge membrane plasma membrane bounded cell projection neuron projection membrane cell projection main axon cell projection membrane somatodendritic compartment cell body neuronal cell body cell-cell junction intercalated disc anchoring junction cell-cell contact zone acrosomal vesicle intracellular vesicle cytoplasmic vesicle secretory granule secretory vesicle vesicle cell body fiber endosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D, F, H	IPR017871	ABC transporter-like, conserved site	Conserved Site
B, D, F, H	IPR003439	ABC transporter-like, ATP-binding domain	Domain
B, D, F, H	IPR000388	ATP-binding cassette sub-family C member 8/9	Family
B, D, F, H	IPR036640	ABC transporter type 1, transmembrane domain superfamily	Homologous Superfamily
B, D, F, H	IPR003593	AAA+ ATPase domain	Domain
B, D, F, H	IPR011527	ABC transporter type 1, transmembrane domain	Domain
B, D, F, H	IPR050173	ATP-binding cassette transporter C-like	Family
B, D, F, H	IPR000844	ATP-binding cassette subfamily C member 8	Family
B, D, F, H	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, C, E, G	IPR041647	Inward rectifier potassium channel, C-terminal	Domain
A, C, E, G	IPR040445	Potassium channel, inwardly rectifying, transmembrane domain	Domain
A, C, E, G	IPR016449	Potassium channel, inwardly rectifying, Kir	Family
A, C, E, G	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A, C, E, G	IPR003279	Potassium channel, inwardly rectifying, Kir6.2	Family
A, C, E, G	IPR013518	Potassium channel, inwardly rectifying, Kir, cytoplasmic	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G, H	OPM	Transmembrane	Alpha-helical polytopic	Ion channel (VIC) superfamily	ATP-sensitive K+ channel

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F, G, H	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Potassium, Sodium, & Proton Ion-Selective	SUR1/Kir6.2 pancreatic ATP-sensitive K⁺ channel

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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.