3O21 | pdb_00003o21

High resolution structure of GluA3 N-terminal domain (NTD)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3o21a_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like I	Periplasmic binding protein-like I	L-arabinose binding protein-like	automated matches	rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)
B	d3o21b_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like I	Periplasmic binding protein-like I	L-arabinose binding protein-like	automated matches	rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)
C	d3o21c_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like I	Periplasmic binding protein-like I	L-arabinose binding protein-like	automated matches	rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)
D	d3o21d_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like I	Periplasmic binding protein-like I	L-arabinose binding protein-like	automated matches	rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	ANF_receptor_2nd,ANF_receptor_1st	e3o21A1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_2nd,ANF_receptor_1st	ECOD (1.6)
A	ANF_receptor_1st	e3o21A2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_1st	ECOD (1.6)
B	ANF_receptor_2nd,ANF_receptor_1st	e3o21B2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_2nd,ANF_receptor_1st	ECOD (1.6)
B	ANF_receptor_1st	e3o21B1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_1st	ECOD (1.6)
C	ANF_receptor_2nd,ANF_receptor_1st	e3o21C1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_2nd,ANF_receptor_1st	ECOD (1.6)
C	ANF_receptor_1st	e3o21C2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_1st	ECOD (1.6)
D	ANF_receptor_2nd,ANF_receptor_1st	e3o21D2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_2nd,ANF_receptor_1st	ECOD (1.6)
D	ANF_receptor_1st	e3o21D1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: ANF_receptor_1st	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.2300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Response regulator	CATH (4.3.0)
B	3.40.50.2300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Response regulator	CATH (4.3.0)
C	3.40.50.2300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Response regulator	CATH (4.3.0)
D	3.40.50.2300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Response regulator	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01094	Receptor family ligand binding region (ANF_receptor)	Receptor family ligand binding region	This family includes extracellular ligand binding domains of a wide range of receptors. This family also includes the bacterial amino acid binding proteins of known structure.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Glutamate receptor 3	transmitter-gated monoatomic ion channel activity glutamate receptor activity molecular transducer activity gated channel activity monoatomic ion channel activity signaling receptor activity carboxylic acid transmembrane transporter activity glutamate-gated receptor activity neurotransmitter receptor activity ligand-gated channel activity AMPA glutamate receptor activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity amino acid transmembrane transporter activity passive transmembrane transporter activity transmitter-gated monoatomic ion channel activity glutamate receptor activity molecular transducer activity gated channel activity monoatomic ion channel activity signaling receptor activity carboxylic acid transmembrane transporter activity glutamate-gated receptor activity neurotransmitter receptor activity ligand-gated channel activity AMPA glutamate receptor activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity amino acid transmembrane transporter activity passive transmembrane transporter activity channel activity transmembrane signaling receptor activity transmitter-gated channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity amide binding amyloid-beta binding binding peptide binding ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential monoatomic cation transmembrane transporter activity ligand-gated calcium channel activity ligand-gated monoatomic cation channel activity calcium channel activity glutamate-gated calcium ion channel activity monoatomic cation channel activity calcium ion transmembrane transporter activity metal ion transmembrane transporter activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential postsynaptic neurotransmitter receptor activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential	protein-containing complex organization protein heterotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly cellular process cellular component organization or biogenesis protein heterooligomerization protein homotetramerization protein homooligomerization trans-synaptic signaling protein-containing complex organization protein heterotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly cellular process cellular component organization or biogenesis protein heterooligomerization protein homotetramerization protein homooligomerization trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication response to lithium ion response to stimulus response to metal ion response to chemical response to antibiotic response to fungicide response to toxic substance positive regulation of cell communication positive regulation of biological process long-term synaptic potentiation regulation of biological quality positive regulation of cellular process regulation of synaptic plasticity positive regulation of synaptic transmission positive regulation of signaling synaptic transmission, glutamatergic regulation of receptor recycling regulation of macromolecule metabolic process receptor recycling receptor metabolic process metabolic process macromolecule metabolic process regulation of metabolic process	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic membrane asymmetric synapse plasma membrane region somatodendritic compartment cell body perikaryon neuronal cell body protein-containing complex plasma membrane protein complex membrane protein complex transporter complex receptor complex AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex monoatomic ion channel complex axon neuron projection axon terminus plasma membrane bounded cell projection presynapse cell projection distal axon terminal bouton neuron projection terminus parallel fiber to Purkinje cell synapse excitatory synapse presynaptic membrane synaptic cleft extracellular region dendrite dendritic tree glutamatergic synapse presynaptic active zone membrane presynaptic active zone dendritic shaft neuron spine dendritic spine

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001320	Ionotropic glutamate receptor, C-terminal	Domain
A, B, C, D	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
A, B, C, D	IPR019594	Ionotropic glutamate receptor, L-glutamate and glycine-binding domain	Domain
A, B, C, D	IPR015683	Ionotropic glutamate receptor	Family
A, B, C, D	IPR001508	Ionotropic glutamate receptor, metazoa	Family
A, B, C, D	IPR001828	Receptor, ligand binding region	Domain

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.