Annotations: 6X3E

hEAAT3-Asymmetric-1o2i

External Resource: Annotation

Domain Annotation: SCOP2 Classification
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
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Proton glutamate symport protein	8098692	3001772	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Proton glutamate symport protein	8098692	3001772	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Proton glutamate symport protein	8098692	3001772	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	Helicase_C	e6x3eC1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Helicase_C	ECOD (v295.2)
B	Helicase_C	e6x3eB1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Helicase_C	ECOD (v295.2)
A	Helicase_C	e6x3eA1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Helicase_C	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.10.3860.10	Mainly Alpha	Orthogonal Bundle	Proton glutamate symport protein	Sodium:dicarboxylate symporter	CATH (utative)
B	1.10.3860.10	Mainly Alpha	Orthogonal Bundle	Proton glutamate symport protein	Sodium:dicarboxylate symporter	CATH (utative)
A	1.10.3860.10	Mainly Alpha	Orthogonal Bundle	Proton glutamate symport protein	Sodium:dicarboxylate symporter	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00375	Sodium:dicarboxylate symporter family (SDF)	Sodium:dicarboxylate symporter family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Excitatory amino acid transporter 3	L-amino acid transmembrane transporter activity amino acid transmembrane transporter activity dicarboxylic acid transmembrane transporter activity L-aspartate transmembrane transporter activity acidic amino acid transmembrane transporter activity transporter activity carboxylic acid transmembrane transporter activity transmembrane transporter activity C4-dicarboxylate transmembrane transporter activity sulfur amino acid transmembrane transporter activity sulfur compound transmembrane transporter activity neutral L-amino acid transmembrane transporter activity L-cysteine transmembrane transporter activity chloride transmembrane transporter activity L-amino acid transmembrane transporter activity amino acid transmembrane transporter activity dicarboxylic acid transmembrane transporter activity L-aspartate transmembrane transporter activity acidic amino acid transmembrane transporter activity transporter activity carboxylic acid transmembrane transporter activity transmembrane transporter activity C4-dicarboxylate transmembrane transporter activity sulfur amino acid transmembrane transporter activity sulfur compound transmembrane transporter activity neutral L-amino acid transmembrane transporter activity L-cysteine transmembrane transporter activity chloride transmembrane transporter activity monoatomic anion transmembrane transporter activity monoatomic ion transmembrane transporter activity monoatomic cation transmembrane transporter activity glutamate:sodium symporter activity amino acid:sodium symporter activity solute:sodium symporter activity solute:monoatomic cation symporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity organic acid:sodium symporter activity active transmembrane transporter activity amino acid:monoatomic cation symporter activity metal ion transmembrane transporter activity sodium:dicarboxylate symporter activity symporter activity identical protein binding protein binding binding L-glutamate transmembrane transporter activity high-affinity L-glutamate transmembrane transporter activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic anion channel activity D-amino acid transmembrane transporter activity D-aspartate transmembrane transporter activity	localization transport neurotransmitter transport establishment of localization heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation localization transport neurotransmitter transport establishment of localization heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation 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 regulation of biological quality heart contraction blood circulation regulation of heart rate developmental process head development animal organ development brain development nervous system development multicellular organism development central nervous system development anatomical structure development animal gross anatomical part developmental process system development cellular response to stimulus regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling response to cytokine cytokine-mediated signaling pathway cell communication response to peptide response to chemical cellular process cellular response to cytokine stimulus signal transduction nitrogen compound transport carboxylic acid transmembrane transport carboxylic acid transport amino acid transmembrane transport L-amino acid transport L-glutamate import transmembrane transport organic acid transport amino acid transport acidic amino acid transport dicarboxylic acid transport L-alpha-amino acid transmembrane transport L-glutamate transmembrane transport behavior exploration behavior monoatomic ion transmembrane transport chloride transport chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport inorganic anion transport sensory organ development eye development retina development in camera-type eye visual system development camera-type eye development sensory system development zinc ion transport metal ion transport monoatomic cation transmembrane transport zinc ion transmembrane transport transition metal ion transport monoatomic cation transport cellular response to nitrogen compound response to dopamine cellular response to dopamine response to monoamine response to catecholamine cellular response to catecholamine stimulus G protein-coupled dopamine receptor signaling pathway response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to monoamine stimulus G protein-coupled receptor signaling pathway glutamate receptor signaling pathway learning or memory nervous system process cognition memory amine metabolic process catecholamine metabolic process phenol-containing compound metabolic process dopamine metabolic process metabolic process catechol-containing compound metabolic process biogenic amine metabolic process import into cell aspartate transmembrane transport import across plasma membrane C4-dicarboxylate transport amino acid import across plasma membrane L-aspartate import across plasma membrane L-aspartate transmembrane transport trans-synaptic signaling regulation of signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling postsynaptic modulation of chemical synaptic transmission regulation of cell communication L-glutamate import across plasma membrane response to morphine response to isoquinoline alkaloid response to alkaloid learning conditioned place preference associative learning vascular process in circulatory system vascular transport transport across blood-brain barrier blood vessel morphogenesis tube development vasculature development circulatory system development anatomical structure morphogenesis tube morphogenesis blood vessel development locomotory behavior cellular developmental process neurogenesis cell differentiation D-amino acid transport D-aspartate transmembrane transport glutathione metabolic process modified amino acid biosynthetic process modified amino acid metabolic process sulfur compound biosynthetic process peptide biosynthetic process biosynthetic process glutathione biosynthetic process sulfur compound metabolic process nonribosomal peptide biosynthetic process peptide metabolic process superoxide metabolic process reactive oxygen species metabolic process neutral amino acid transport L-cysteine transport sulfur amino acid transport sulfur compound transport adult behavior D-aspartate import across plasma membrane cellular component organization cell junction organization synapse organization cellular component organization or biogenesis neuron apoptotic process negative regulation of neuron apoptotic process negative regulation of programmed cell death regulation of apoptotic process negative regulation of biological process regulation of programmed cell death cell death negative regulation of apoptotic process negative regulation of cellular process apoptotic process programmed cell death regulation of neuron apoptotic process transepithelial transport inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis intracellular zinc ion homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis macromolecule metabolic process gene expression macromolecule biosynthetic process cellular response to cocaine cellular response to alkaloid response to cocaine maintenance of blood-brain barrier multicellular organismal-level homeostasis anatomical structure homeostasis tissue homeostasis motor behavior response to amine response to amphetamine grooming behavior	somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body membrane apical part of cell cell projection proximal dendrite dendrite dendritic tree neuron projection plasma membrane bounded cell projection extracellular exosome somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body membrane apical part of cell cell projection proximal dendrite dendrite dendritic tree neuron projection plasma membrane bounded cell projection extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle synaptic cleft endosome membrane intracellular anatomical structure endosome intracellular vesicle late endosome membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane late endosome cytoplasm organelle membrane distal dendrite perisynaptic space recycling endosome dendritic shaft neuron spine synapse dendritic spine postsynapse cell junction axon cell periphery plasma membrane plasma membrane region apical plasma membrane cell surface glial cell projection membrane microdomain membrane raft presynapse recycling endosome membrane early endosome early endosome membrane Schaffer collateral - CA1 synapse neuron to neuron synapse asymmetric synapse apical dendrite axon terminus distal axon neuron projection terminus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR018107	Sodium:dicarboxylate symporter, conserved site	Conserved Site
A, B, C	IPR036458	Sodium:dicarboxylate symporter superfamily	Homologous Superfamily
A, B, C	IPR001991	Sodium:dicarboxylate symporter	Family
A, B, C	IPR050746	Dicarboxylate/Amino Acid:Cation Symporter	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	: P43005	dicarboxylic aminoaciduria visual epilepsy low tension glaucoma schizophrenia Cognition Disorders temporal lobe epilepsy epilepsy brain disease retinal degeneration endometriosis bipolar disorder hot water reflex epilepsy schizophrenia 18 cerebral cortical dysplasia depressive disorder

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C	OPM	Transmembrane	Alpha-helical polytopic	Dicarboxylate/amino acid:Cation Symporter (DAACS)	Proton glutamate symport protein

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Solute Carrier (SLC) Transporter Superfamily	EAAT3 excitatory amino acid transporter 3, inward facing state in the presence of Na⁺

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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.