Annotations: 9LJ5

Human KCNQ5-CaM-PIP2-HN37 complex in an open conformation.

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
H	Beta-Casp	e9lj5H1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
F	Beta-Casp	e9lj5F1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
D [auth C]	Beta-Casp	e9lj5C1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
B [auth E]	Beta-Casp	e9lj5E1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
G	Beta-Casp	e9lj5G1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
E [auth D]	Beta-Casp	e9lj5D1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
C [auth B]	Beta-Casp	e9lj5B1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
A	Beta-Casp	e9lj5A1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth E], D [auth C], F, H	PF13499	EF-hand domain pair (EF-hand_7)	EF-hand domain pair		Domain
A, C [auth B], E [auth D], G	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth E], D [auth C], F, H	Calmodulin-3	cytoskeletal protein binding titin binding protein binding binding enzyme regulator activity protein phosphatase activator activity enzyme activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity enzyme binding adenylate cyclase binding cytoskeletal protein binding titin binding protein binding binding enzyme regulator activity protein phosphatase activator activity enzyme activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity enzyme binding adenylate cyclase binding phosphatidylinositol 3-kinase binding channel regulator activity ion channel regulator activity calcium channel regulator activity transporter regulator activity nitric-oxide synthase regulator activity molecular function inhibitor activity transporter inhibitor activity cyclase regulator activity cyclase activator activity adenylate cyclase regulator activity adenylate cyclase activator activity protein serine/threonine kinase activator activity kinase activator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity nitric-oxide synthase binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding signaling receptor binding type 3 metabotropic glutamate receptor binding glutamate receptor binding G protein-coupled receptor binding G protein-coupled glutamate receptor binding transmembrane transporter binding kinase binding protein kinase binding calcium-dependent protein binding	heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate response to stimulus response to metal ion response to chemical response to calcium ion regulation of calcium ion transport regulation of localization regulation of cellular process transport monoatomic ion transmembrane transport sarcoplasmic reticulum calcium ion transport regulation of monoatomic ion transmembrane transport release of sequestered calcium ion into cytosol by sarcoplasmic reticulum calcium ion transport metal ion transport regulation of calcium ion transmembrane transport monoatomic cation transmembrane transport localization intercellular transport monoatomic ion transport monoatomic cation transport regulation of metal ion transport release of sequestered calcium ion into cytosol by endoplasmic reticulum calcium ion transmembrane import into cytosol regulation of transport regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport establishment of localization transmembrane transport release of sequestered calcium ion into cytosol regulation of transmembrane transport cellular process regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum negative regulation of voltage-gated calcium channel activity negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity negative regulation of monoatomic ion transport negative regulation of biological process regulation of transmembrane transporter activity negative regulation of transport regulation of voltage-gated calcium channel activity negative regulation of transmembrane transport negative regulation of high voltage-gated calcium channel activity negative regulation of monoatomic ion transmembrane transport negative regulation of cellular process negative regulation of cation transmembrane transport negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport regulation of molecular function negative regulation of calcium ion transmembrane transport import into cell cellular localization regulation of cellular component organization synaptic vesicle cycle regulation of synaptic vesicle recycling vesicle-mediated transport presynaptic endocytosis vesicle-mediated transport in synapse cellular component organization synaptic vesicle recycling regulation of synaptic vesicle endocytosis establishment of localization in cell cellular component organization or biogenesis regulation of endocytosis synaptic vesicle endocytosis regulation of vesicle-mediated transport endocytosis response to ketone response to lipid response to endogenous stimulus response to alcohol response to glucocorticoid response to oxygen-containing compound response to corticosterone response to mineralocorticoid response to corticosteroid response to hormone response to steroid hormone regulation of cytokinesis regulation of cell cycle process cytokinesis regulation of cell division cell division cell cycle regulation of cell cycle cell cycle process cellular response to stimulus cardiac muscle contraction intracellular signal transduction cell communication intracellular signaling cassette signal transduction regulation of cardiac muscle contraction muscle contraction regulation of striated muscle contraction calcium-mediated signaling regulation of muscle contraction signaling regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion striated muscle contraction regulation of cardiac muscle contraction by calcium ion signaling muscle system process regulation of muscle system process cell cycle G2/M phase transition mitotic cell cycle process G2/M transition of mitotic cell cycle cell cycle phase transition mitotic cell cycle mitotic cell cycle phase transition regulated exocytosis modulation of chemical synaptic transmission synaptic vesicle exocytosis regulation of regulated secretory pathway synaptic signaling regulation of secretion by cell secretion by cell signal release trans-synaptic signaling regulation of signaling neurotransmitter secretion secretion regulation of neurotransmitter transport regulation of synaptic vesicle exocytosis export from cell cell-cell signaling neurotransmitter transport regulation of secretion chemical synaptic transmission signal release from synapse regulation of trans-synaptic signaling exocytosis regulation of neurotransmitter secretion anterograde trans-synaptic signaling regulation of exocytosis regulation of cell communication cell communication by electrical coupling involved in cardiac conduction cell communication by electrical coupling regulation of cell communication by electrical coupling involved in cardiac conduction cardiac conduction cell communication involved in cardiac conduction regulation of cell communication by electrical coupling export across plasma membrane negative regulation of calcium ion export across plasma membrane regulation of calcium ion export across plasma membrane calcium ion export across plasma membrane calcineurin-mediated signaling developmental process head development animal organ development brain development nervous system development substantia nigra development multicellular organism development central nervous system development midbrain development anatomical structure development neural nucleus development system development regulation of signal transduction regulation of intracellular signal transduction regulation of response to stimulus regulation of calcium-mediated signaling regulation of action potential regulation of cardiac muscle cell action potential action potential cardiac muscle cell action potential regulation of membrane potential response to amine response to nitrogen compound response to amphetamine G protein-coupled receptor signaling pathway positive regulation of cell communication positive regulation of biological process long-term synaptic potentiation positive regulation of cellular process regulation of synaptic plasticity positive regulation of synaptic transmission positive regulation of signaling detection of stimulus detection of chemical stimulus detection of calcium ion	intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton spindle organelle membraneless organelle intracellular membraneless organelle spindle pole microtubule cytoskeleton membrane-bounded organelle mitochondrial membrane mitochondrion membrane intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton spindle organelle membraneless organelle intracellular membraneless organelle spindle pole microtubule cytoskeleton membrane-bounded organelle mitochondrial membrane mitochondrion membrane intracellular membrane-bounded organelle organelle envelope mitochondrial envelope cytoplasm organelle membrane cell projection sperm midpiece cilium 9+2 motile cilium sperm flagellum motile cilium plasma membrane bounded cell projection protein-containing complex transmembrane transporter complex membrane protein complex cation channel complex transporter complex calcium channel complex monoatomic ion channel complex axon synapse neuron projection axon terminus presynapse distal axon calyx of Held cell junction neuron projection terminus sarcomere contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex intracellular vesicle transport vesicle membrane endomembrane system bounding membrane of organelle cytoplasmic vesicle vesicle membrane synaptic vesicle synaptic vesicle membrane vesicle transport vesicle exocytic vesicle membrane cytoplasmic vesicle membrane secretory vesicle exocytic vesicle myelin sheath centrosome microtubule organizing center presynaptic cytosol cytosol cell periphery plasma membrane catalytic complex growth cone site of polarized growth voltage-gated potassium channel complex plasma membrane protein complex potassium channel complex Schaffer collateral - CA1 synapse polymeric cytoskeletal fiber spindle microtubule microtubule nucleus postsynapse postsynaptic cytosol
A, C [auth B], E [auth D], G	Potassium voltage-gated channel subfamily KQT member 5	passive transmembrane transporter activity gated channel activity monoatomic ion channel activity voltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity potassium ion transmembrane transporter activity potassium channel activity voltage-gated monoatomic cation channel activity passive transmembrane transporter activity gated channel activity monoatomic ion channel activity voltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity potassium ion transmembrane transporter activity potassium channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity voltage-gated potassium channel activity metal ion transmembrane transporter activity	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	cell periphery cellular anatomical structure plasma membrane membrane presynapse synapse cell junction presynaptic membrane plasma membrane region synaptic membrane clathrin coat membrane coat protein-containing complex intracellular anatomical structure cell periphery cellular anatomical structure plasma membrane membrane presynapse synapse cell junction presynaptic membrane plasma membrane region synaptic membrane clathrin coat membrane coat protein-containing complex intracellular anatomical structure membrane protein complex cytoplasm coated membrane axon neuron projection axon terminus plasma membrane bounded cell projection cell projection distal axon calyx of Held neuron projection terminus voltage-gated potassium channel complex plasma membrane protein complex potassium channel complex cation channel complex transporter complex transmembrane transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth E], D [auth C], F, H	IPR002048	EF-hand domain	Domain
B [auth E], D [auth C], F, H	IPR050230	Calmodulin/Myosin light chain/Troponin C-like	Family
B [auth E], D [auth C], F, H	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
B [auth E], D [auth C], F, H	IPR011992	EF-hand domain pair	Homologous Superfamily
A, C [auth B], E [auth D], G	IPR005821	Ion transport domain	Domain
A, C [auth B], E [auth D], G	IPR013821	Potassium channel, voltage dependent, KCNQ, C-terminal	Domain
A, C [auth B], E [auth D], G	IPR003937	Potassium channel, voltage dependent, KCNQ	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B [auth E], D [auth C], F, H	: P0DP25	catecholaminergic polymorphic ventricular tachycardia long QT syndrome subependymal giant cell astrocytoma Ventricular arrhythmia astrocytic tumor breast cancer glioblastoma malignant ependymoma oligodendroglioma Pick disease psoriasis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant glioma osteosarcoma catecholaminergic polymorphic ventricular tachycardia long QT syndrome subependymal giant cell astrocytoma Ventricular arrhythmia astrocytic tumor breast cancer glioblastoma malignant ependymoma oligodendroglioma Pick disease psoriasis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant glioma osteosarcoma pilocytic astrocytoma sclerosing cholangitis ulcerative colitis B-cell chronic lymphocytic leukemia Gaucher disease medulloblastoma ovarian cancer primitive neuroectodermal tumor
A, C [auth B], E [auth D], G	: Q9NR82	myopia Partial Epilepsy Treatment Adjunct tuberculosis amyotrophic lateral sclerosis autism spectrum disorder endogenous depression Lambert-Eaton myasthenic syndrome malignant glioma multiple sclerosis oligodendroglioma pituitary cancer astrocytic tumor colorectal cancer intellectual disability large cell medulloblastoma myopia Partial Epilepsy Treatment Adjunct tuberculosis amyotrophic lateral sclerosis autism spectrum disorder endogenous depression Lambert-Eaton myasthenic syndrome malignant glioma multiple sclerosis oligodendroglioma pituitary cancer astrocytic tumor colorectal cancer intellectual disability large cell medulloblastoma medulloblastoma myopathy osteosarcoma primitive neuroectodermal tumor atypical teratoid rhabdoid tumor cystic fibrosis glioblastoma intellectual disability, autosomal dominant 46 malignant ependymoma

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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.