7TJ9 | pdb_00007tj9

Cryo-EM structure of the human Nax channel in complex with beta3 solved in GDN

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
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)
B	C1-set	e7tj9B1	A: a/b three-layered sandwiches	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set	ECOD (v294.1)
A	YTH	e7tj9A1	A: a/b three-layered sandwiches	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: YTH	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.120.350	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Voltage-gated potassium channels. Chain C	CATH (utative)
A	1.10.287.70	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
A	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	Sodium channel subunit beta-3	molecular function inhibitor activity sodium channel inhibitor activity channel regulator activity transporter inhibitor activity ion channel regulator activity ion channel inhibitor activity molecular function regulator activity sodium channel regulator activity transporter regulator activity channel inhibitor activity protein binding binding transmembrane transporter binding monoatomic cation transmembrane transporter activity molecular function inhibitor activity sodium channel inhibitor activity channel regulator activity transporter inhibitor activity ion channel regulator activity ion channel inhibitor activity molecular function regulator activity sodium channel regulator activity transporter regulator activity channel inhibitor activity protein binding binding transmembrane transporter binding monoatomic cation transmembrane transporter activity voltage-gated sodium channel activity involved in cardiac muscle cell action potential 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	membrane depolarization during action potential membrane depolarization biological regulation membrane depolarization during cardiac muscle cell action potential action potential regulation of biological quality cardiac muscle cell action potential regulation of membrane potential heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process membrane depolarization during action potential membrane depolarization biological regulation membrane depolarization during cardiac muscle cell action potential action potential regulation of biological quality cardiac muscle cell action potential regulation of membrane potential heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction circulatory system process regulation of blood circulation positive regulation of multicellular organismal process regulation of multicellular organismal process heart contraction blood circulation regulation of heart rate cardiac muscle cell contraction cardiac muscle cell action potential involved in contraction actin filament-based movement cardiac muscle contraction muscle contraction muscle system process striated muscle contraction actin filament-based process cellular process actin-mediated cell contraction regulation of cellular process regulation of membrane depolarization regulation of ventricular cardiac muscle cell membrane depolarization atrial cardiac muscle cell to AV node cell signaling cell communication atrial cardiac muscle cell to AV node cell communication cell communication involved in cardiac conduction atrial cardiac muscle cell action potential cardiac conduction regulation of atrial cardiac muscle cell membrane depolarization localization protein localization to cell periphery cellular localization protein localization to plasma membrane macromolecule localization intracellular protein localization localization within membrane protein localization to membrane SA node cell to atrial cardiac muscle cell signaling SA node cell to atrial cardiac muscle cell communication SA node cell action potential transport monoatomic ion transmembrane transport sodium ion transmembrane transport establishment of localization metal ion transport monoatomic cation transmembrane transport transmembrane transport monoatomic ion transport monoatomic cation transport sodium ion transport developmental process multicellular organism development anatomical structure development nervous system development system development regulation of localization regulation of transport regulation of monoatomic ion transport regulation of sodium ion transport positive regulation of sodium ion transport positive regulation of transport positive regulation of monoatomic ion transport regulation of metal ion transport regulation of heart rate by cardiac conduction ventricular cardiac muscle cell action potential	cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cytosol cell periphery plasma membrane protein-containing complex sodium channel complex voltage-gated sodium channel complex plasma membrane protein complex membrane protein complex cation channel complex transporter complex transmembrane transporter complex monoatomic ion channel complex
A	Sodium channel protein type 7 subunit alpha	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 protein binding 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 protein binding binding transmembrane transporter binding molecular transducer activity molecular sensor activity gated channel activity signaling receptor activity osmolarity-sensing monoatomic cation channel activity transmembrane signaling receptor activity molecular function regulator activity osmosensor activity	heart process cardiac muscle cell contraction multicellular organismal process system process cardiac muscle cell action potential involved in contraction biological regulation action potential actin filament-based movement cardiac muscle contraction muscle contraction muscle system process striated muscle contraction circulatory system process actin filament-based process heart process cardiac muscle cell contraction multicellular organismal process system process cardiac muscle cell action potential involved in contraction biological regulation action potential actin filament-based movement cardiac muscle contraction muscle contraction muscle system process striated muscle contraction circulatory system process actin filament-based process cellular process regulation of biological quality actin-mediated cell contraction heart contraction cardiac muscle cell action potential blood circulation regulation of membrane potential cellular homeostasis homeostatic process cellular response to stimulus response to osmotic stress regulation of biological process regulation of cellular process response to stimulus signaling cellular response to chemical stress cellular response to osmotic stress intracellular signal transduction cellular response to environmental stimulus cell communication cellular response to chemical stimulus osmosensory signaling pathway cellular response to stress response to stress response to chemical response to abiotic stimulus cellular response to abiotic stimulus signal transduction biological process involved in interspecies interaction between organisms response to other organism response to bacterium response to external stimulus response to external biotic stimulus response to biotic stimulus sodium ion homeostasis inorganic ion homeostasis chemical homeostasis monoatomic ion homeostasis monoatomic cation homeostasis transport monoatomic ion transmembrane transport sodium ion transmembrane transport establishment of localization metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport monoatomic cation transport sodium ion transport	protein-containing complex sodium channel complex voltage-gated sodium channel complex plasma membrane protein complex membrane plasma membrane membrane protein complex cation channel complex transporter complex cell periphery cellular anatomical structure transmembrane transporter complex monoatomic ion channel complex glial cell projection protein-containing complex sodium channel complex voltage-gated sodium channel complex plasma membrane protein complex membrane plasma membrane membrane protein complex cation channel complex transporter complex cell periphery cellular anatomical structure transmembrane transporter complex monoatomic ion channel complex glial cell projection cell projection plasma membrane bounded cell projection

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B	IPR013106	Immunoglobulin V-set domain	Domain
B	IPR003599	Immunoglobulin domain subtype	Domain
B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B	IPR007110	Immunoglobulin-like domain	Domain
B	IPR027098	Sodium channel subunit beta-1/beta-3	Family
A	IPR005821	Ion transport domain	Domain
A	IPR001696	Voltage gated sodium channel, alpha subunit	Family
A	IPR058542	SCN5A-like, C-terminal IQ motif	Domain
A	IPR044564	Voltage-gated sodium channel alpha subunit, inactivation gate	Domain
A	IPR010526	Sodium ion transport-associated domain	Domain
A	IPR043203	Voltage-gated cation channel calcium and sodium	Family
A	IPR027359	Voltage-dependent channel domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: Q9NY72	Brugada syndrome Brugada syndrome 7 familial atrial fibrillation pilocytic astrocytoma astrocytic tumor ATRIAL FIBRILLATION, FAMILIAL, 16 glioblastoma lung carcinoma medulloblastoma ovarian cancer pituitary cancer atrial fibrillation atypical teratoid rhabdoid tumor colorectal cancer large cell medulloblastoma Brugada syndrome Brugada syndrome 7 familial atrial fibrillation pilocytic astrocytoma astrocytic tumor ATRIAL FIBRILLATION, FAMILIAL, 16 glioblastoma lung carcinoma medulloblastoma ovarian cancer pituitary cancer atrial fibrillation atypical teratoid rhabdoid tumor colorectal cancer large cell medulloblastoma malignant ependymoma oligodendroglioma Pick disease psoriasis atrial fibrillation, familial, 1 lung cancer malignant glioma osteosarcoma
A	Pharos: Q01118	lung carcinoma medulloblastoma Mouth Irritation ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia adenoma atopic eczema epilepsy with generalized tonic-clonic seizures Lennox-Gastaut syndrome lung adenocarcinoma malignant colon neoplasm non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma partial epilepsy adrenal cortex adenoma lung carcinoma medulloblastoma Mouth Irritation ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia adenoma atopic eczema epilepsy with generalized tonic-clonic seizures Lennox-Gastaut syndrome lung adenocarcinoma malignant colon neoplasm non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma partial epilepsy adrenal cortex adenoma psoriasis atypical teratoid rhabdoid tumor breast cancer tinea pedis epilepsy invasive ductal breast carcinoma lung cancer malignant pancreatic neoplasm oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm pilocytic astrocytoma adrenal cortex carcinoma autism tinea corporis

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Ion channel (VIC) superfamily	Voltage-sensitive calcium channel

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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