Annotations: 8JEV

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TcdA_TcdB_pore	e8jevA01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: TcdA_TcdB_pore	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00654	Voltage gated chloride channel (Voltage_CLC)	Voltage gated chloride channel	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	H(+)/Cl(-) exchange transporter 3	volume-sensitive chloride channel activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity volume-sensitive anion channel activity passive transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity chloride channel activity antiporter activity active transmembrane transporter activity volume-sensitive chloride channel activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity volume-sensitive anion channel activity passive transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity chloride channel activity antiporter activity active transmembrane transporter activity secondary active transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity chloride:proton antiporter activity solute:inorganic anion antiporter activity protein binding binding PDZ domain binding protein domain specific 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 voltage-gated chloride channel activity gated channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic anion channel activity	membrane organization import into cell transport establishment of localization vesicle-mediated transport cellular component organization localization phagocytosis, engulfment membrane invagination cellular process phagocytosis cellular component organization or biogenesis endocytosis plasma membrane invagination membrane organization import into cell transport establishment of localization vesicle-mediated transport cellular component organization localization phagocytosis, engulfment membrane invagination cellular process phagocytosis cellular component organization or biogenesis endocytosis plasma membrane invagination adult locomotory behavior behavior multicellular organismal process adult behavior locomotory behavior monoatomic ion transport regulation of cellular component size homeostatic process cell volume homeostasis biological regulation negative regulation of cell volume cellular homeostasis regulation of biological quality regulation of cell size regulation of anatomical structure size monoatomic anion transport chloride transport inorganic anion transport multicellular organismal-level homeostasis anatomical structure homeostasis tissue homeostasis retina homeostasis photoreceptor cell maintenance synaptic vesicle maturation cellular localization monoatomic ion transmembrane transport synaptic vesicle cycle vesicle-mediated transport in synapse monoatomic cation transmembrane transport vesicle organization establishment of localization in cell synaptic vesicle lumen acidification monoatomic cation transport developmental process proton transmembrane transport developmental maturation transmembrane transport organelle organization neuron cellular homeostasis reactive oxygen species biosynthetic process regulation of biosynthetic process regulation of biological process regulation of cellular process positive regulation of reactive oxygen species biosynthetic process reactive oxygen species metabolic process positive regulation of biological process regulation of reactive oxygen species biosynthetic process positive regulation of reactive oxygen species metabolic process positive regulation of metabolic process biosynthetic process positive regulation of biosynthetic process metabolic process regulation of metabolic process positive regulation of cellular process regulation of reactive oxygen species metabolic process trans-synaptic signaling synaptic transmission, GABAergic signaling cell-cell signaling chemical synaptic transmission cell communication synaptic signaling anterograde trans-synaptic signaling synaptic transmission, glutamatergic	cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane cell surface external side of plasma membrane side of membrane apical part of cell cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane cell surface external side of plasma membrane side of membrane apical part of cell apical plasma membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle phagocytic vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle organelle cytoplasm vesicle endocytic vesicle endosome membrane endosome late endosome membrane endomembrane system cytoplasmic vesicle membrane bounding membrane of organelle vesicle membrane late endosome organelle membrane GABA-ergic synapse glutamatergic synapse early endosome recycling endosome recycling endosome membrane vacuolar membrane lytic vacuole vacuole lytic vacuole membrane lysosomal membrane lysosome Golgi apparatus early endosome membrane transport vesicle membrane presynapse synaptic vesicle synaptic vesicle membrane transport vesicle exocytic vesicle membrane secretory vesicle exocytic vesicle secretory granule specific granule axon neuron projection axon terminus plasma membrane bounded cell projection cell projection distal axon neuron projection terminus inhibitory synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR046342	CBS domain superfamily	Homologous Superfamily
A, B	IPR002245	H(+)/Cl(-) exchange transporter 3	Family
A, B	IPR001807	Chloride channel	Family
A, B	IPR014743	Chloride channel, core	Homologous Superfamily
A, B	IPR000644	CBS domain	Domain

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	H⁺/Cl^- or F^- Exchange Transporters	H⁺/Cl^- Exchange Transporter CLC-3, apo state

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.