3WFN | pdb_00003wfn

Crystal Structure of Nav1.6 IQ motif in complex with apo-CaM

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	EF-hand_7_5	e3wfnB3	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
A [auth B]	EF-hand_7_8,IQ_like	e3wfnB4	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8,IQ_like	ECOD (1.6)
B [auth C]	EF-hand_7_5	e3wfnC5	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
B [auth C]	EF-hand_7_8,IQ_like	e3wfnC6	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8,IQ_like	ECOD (1.6)
C [auth D]	EF-hand_7_5	e3wfnD5	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
C [auth D]	EF-hand_7_8,IQ_like	e3wfnD6	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8,IQ_like	ECOD (1.6)
D [auth E]	EF-hand_7_5	e3wfnE5	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
D [auth E]	EF-hand_7_8,IQ_like	e3wfnE6	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8,IQ_like	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth C], C [auth D], D [auth E]	PF24609	SCN5A-like, C-terminal IQ motif (IQ_SCN5A_C)	SCN5A-like, C-terminal IQ motif	Human Sodium channel protein type 5 subunit alpha (SCN5A) mediates the voltage-dependent sodium ion permeability of excitable membranes. Its C-terminal domain is organised into two regions: an IQ motif and an EF-hand domain. This entry represents the ...	Human Sodium channel protein type 5 subunit alpha (SCN5A) mediates the voltage-dependent sodium ion permeability of excitable membranes. Its C-terminal domain is organised into two regions: an IQ motif and an EF-hand domain. This entry represents the IQ motif, a key element in the calcium sensing apparatus [4].	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	PF13499	EF-hand domain pair (EF-hand_7)	EF-hand domain pair		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth C], C [auth D], D [auth E]	Calmodulin, Sodium channel protein type 8 subunit alpha	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 nitric-oxide synthase regulator activity molecular function inhibitor activity channel regulator activity transporter inhibitor activity calcium channel inhibitor activity ion channel inhibitor activity ion channel regulator activity calcium channel regulator activity transporter regulator activity channel 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 monoatomic cation transmembrane transporter activity voltage-gated sodium channel activity monoatomic ion channel activity sodium channel activity sodium ion transmembrane transporter 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 alkali metal ion binding sodium ion binding	organelle localization by membrane tethering localization organelle localization cellular process membrane docking 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 organelle localization by membrane tethering localization organelle localization cellular process membrane docking 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 regulation of localization regulation of calcium ion transport negative regulation of ion transmembrane transporter activity regulation of cellular process negative regulation of calcium ion transmembrane transporter activity intracellular calcium ion homeostasis negative regulation of biological process negative regulation of ryanodine-sensitive calcium-release channel activity negative regulation of transport calcium ion transport negative regulation of cation transmembrane transport monoatomic cation homeostasis monoatomic cation transport intracellular monoatomic ion homeostasis regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport establishment of localization maintenance of location transmembrane transport regulation of molecular function release of sequestered calcium ion into cytosol regulation of transmembrane transport chemical homeostasis negative regulation of calcium ion transmembrane transport cellular localization inorganic ion homeostasis transport homeostatic process negative regulation of monoatomic ion transport monoatomic ion transmembrane transport positive regulation of biological process regulation of transmembrane transporter activity calcium ion homeostasis regulation of monoatomic ion transmembrane transport negative regulation of sequestering of calcium ion negative regulation of transmembrane transport metal ion transport maintenance of location in cell regulation of calcium ion transmembrane transport monoatomic cation transmembrane transport positive regulation of sequestering of calcium ion negative regulation of monoatomic ion transmembrane transport negative regulation of release of sequestered calcium ion into cytosol intracellular monoatomic cation homeostasis negative regulation of cellular process monoatomic ion homeostasis monoatomic ion transport intracellular chemical homeostasis regulation of metal ion transport regulation of sequestering of calcium ion positive regulation of cellular process calcium ion transmembrane import into cytosol regulation of transport sequestering of calcium ion negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport cellular homeostasis regulation of ryanodine-sensitive calcium-release channel activity regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport membrane organization establishment of protein localization establishment of protein localization to mitochondrial membrane establishment of protein localization to membrane localization within membrane mitochondrial membrane organization cellular component organization organelle organization establishment of protein localization to organelle establishment of localization in cell cellular component organization or biogenesis establishment of protein localization to mitochondrion mitochondrion organization sarcoplasmic reticulum calcium ion transport release of sequestered calcium ion into cytosol by sarcoplasmic reticulum release of sequestered calcium ion into cytosol by endoplasmic reticulum regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum cellular component disassembly catabolic process protein-containing complex organization macroautophagy autophagy protein-containing complex disassembly autophagosome maturation autophagosome membrane docking metabolic process process utilizing autophagic mechanism import into cell regulation of cellular component organization synaptic vesicle cycle regulation of synaptic vesicle recycling vesicle-mediated transport presynaptic endocytosis vesicle-mediated transport in synapse synaptic vesicle recycling regulation of synaptic vesicle endocytosis regulation of endocytosis synaptic vesicle endocytosis regulation of vesicle-mediated transport endocytosis cellular response to interferon-beta response to peptide response to interferon-beta response to stimulus response to chemical response to cytokine cellular response to cytokine stimulus 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 mitochondrion-endoplasmic reticulum membrane tethering 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 signaling synaptic vesicle exocytosis cell communication 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 regulation of cardiac muscle contraction cardiac muscle contraction muscle contraction muscle system process regulation of muscle system process striated muscle contraction regulation of striated muscle contraction regulation of muscle contraction biological process involved in interspecies interaction between organisms immune response response to other organism defense response response to type II interferon defense response to symbiont response to external stimulus cellular response to type II interferon response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus cellular response to stimulus intracellular signal transduction calcium-mediated signaling intracellular signaling cassette signal transduction calcineurin-mediated signaling positive regulation of cell communication cell surface receptor signaling pathway via STAT positive regulation of signal transduction positive regulation of receptor signaling pathway via STAT regulation of signal transduction positive regulation of receptor signaling pathway via JAK-STAT positive regulation of response to stimulus regulation of receptor signaling pathway via JAK-STAT cell surface receptor signaling pathway regulation of response to stimulus regulation of receptor signaling pathway via STAT cell surface receptor signaling pathway via JAK-STAT positive regulation of 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 detection of stimulus response to metal ion detection of chemical stimulus detection of calcium ion response to calcium ion behavior locomotory behavior developmental process muscle structure development animal organ development anatomical structure development muscle organ development response to toxic substance sensory perception nervous system process sensory perception of sound sensory perception of mechanical stimulus sodium ion transport multicellular organism development nerve development nervous system development system development adult walking behavior adult locomotory behavior adult behavior walking behavior	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 cytosol 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 cytosolic region presynaptic cytosol catalytic complex growth cone site of polarized growth nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen voltage-gated potassium channel complex plasma membrane protein complex plasma membrane potassium channel complex cell periphery Schaffer collateral - CA1 synapse polymeric cytoskeletal fiber spindle microtubule microtubule postsynapse postsynaptic cytosol Z disc I band main axon node of Ranvier podosome actin cytoskeleton anchoring junction sodium channel complex somatodendritic compartment dendrite dendritic tree voltage-gated sodium channel complex cell body neuronal cell body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth C], C [auth D], D [auth E]	IPR002048	EF-hand domain	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	IPR050230	Calmodulin/Myosin light chain/Troponin C-like	Family
A [auth B], B [auth C], C [auth D], D [auth E]	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A [auth B], B [auth C], C [auth D], D [auth E]	IPR011992	EF-hand domain pair	Homologous Superfamily
A [auth B], B [auth C], C [auth D], D [auth E]	IPR024583	Voltage-gated Na+ ion channel, cytoplasmic domain	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	IPR001696	Voltage gated sodium channel, alpha subunit	Family
A [auth B], B [auth C], C [auth D], D [auth E]	IPR000048	IQ motif, EF-hand binding site	Binding Site
A [auth B], B [auth C], C [auth D], D [auth E]	IPR010526	Sodium ion transport-associated domain	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	IPR005821	Ion transport domain	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	IPR008054	Voltage gated sodium channel, alpha-8 subunit	Family
A [auth B], B [auth C], C [auth D], D [auth E]	IPR044564	Voltage-gated sodium channel alpha subunit, inactivation gate	Domain
A [auth B], B [auth C], C [auth D], D [auth E]	IPR043203	Voltage-gated cation channel calcium and sodium	Family
A [auth B], B [auth C], C [auth D], D [auth E]	IPR027359	Voltage-dependent channel domain superfamily	Homologous Superfamily

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.