6NJN | pdb_00006njn

Architecture and subunit arrangement of native AMPA receptors

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
H	SCOP2B Superfamily	Claudin-like	8092551	3002606	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Claudin-like	8092551	3002606	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Type 2 solute binding protein-like	8036483	3000083	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Type 2 solute binding protein-like	8036483	3000083	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)
O	Glutaredoxin, ArsC	e6njnO1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
K	Glutaredoxin, ArsC	e6njnK1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
N	Glutaredoxin, ArsC	e6njnN1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
J	Glutaredoxin, ArsC	e6njnJ1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
H	Glutaredoxin, ArsC	e6njnH1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
F	Glutaredoxin, ArsC	e6njnF1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
C	Glutaredoxin, ArsC	e6njnC1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
D	Glutaredoxin, ArsC	e6njnD1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
B	Glutaredoxin, ArsC	e6njnB1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)
A	Glutaredoxin, ArsC	e6njnA1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: Glutaredoxin, ArsC	ECOD (v294.1)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
L, M	Fab 5B2	null	Mus musculus (house mouse)	-	-	IG	FAB-GAMMA-1_KAPPA	IMGT (202615-0)
K, O	Fab 15F1	VH-CH1	Mus musculus (house mouse)	IGHV2-902, IGHJ101, IGHJ102, IGHG102	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202615-0)
J, N	Fab 15F1	L-KAPPA	Mus musculus (house mouse)	IGKV10-9601, IGKJ501, IGKC01, IGKC02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202615-0)
I	scFv 11B8	SCFV-HEAVY-KAPPA	-	IGHV4-102, IGHJ401, IGHJ202, IGHJ402, IGHJ403, IGHJ203, IGHJ3RNL01, IGKV3-1001, IGKJ2*01	V-DOMAIN VH, V-DOMAIN V-KAPPA	IG	-	IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
K, O	Heavy Chain	IGHV2	-	glutamate receptor 2	SAbDab (2026-04-24)
J, N	Light Chain	IGKV10	Kappa	glutamate receptor 2	SAbDab (2026-04-24)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
F, H	PF00822	PMP-22/EMP/MP20/Claudin family (PMP22_Claudin)	PMP-22/EMP/MP20/Claudin family	-	Family
C	PF00060	Ligand-gated ion channel (Lig_chan)	Ligand-gated ion channel	-	Family
C	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
B, D	PF00060	Ligand-gated ion channel (Lig_chan)	Ligand-gated ion channel	-	Family
B, 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
A	PF00060	Ligand-gated ion channel (Lig_chan)	Ligand-gated ion channel	-	Family
A	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
A	PF10613	Ligated ion channel L-glutamate- and glycine-binding site (Lig_chan-Glu_bd)	Ligated ion channel L-glutamate- and glycine-binding site	This region, sometimes called the S1 domain, is the luminal domain just upstream of the first, M1, transmembrane region of transmembrane ion-channel proteins, and it binds L-glutamate and glycine [2]. It is found in association with Lig_chan, Pfam:PF ...	This region, sometimes called the S1 domain, is the luminal domain just upstream of the first, M1, transmembrane region of transmembrane ion-channel proteins, and it binds L-glutamate and glycine [2]. It is found in association with Lig_chan, Pfam:PF00060.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
L, M	5B2 Fab	-	-	-
K, O	15F1 Fab heavy chain	-	-	-
J, N	15F1 Fab light chain	-	-	-
I	11B8 scFv	-	-	-
F, H	Voltage-dependent calcium channel gamma-2 subunit	calcium channel activity monoatomic cation transmembrane transporter activity voltage-gated calcium channel activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity calcium channel activity monoatomic cation transmembrane transporter activity voltage-gated calcium channel activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity ionotropic glutamate receptor binding protein binding binding signaling receptor binding glutamate receptor binding channel regulator activity ion channel regulator activity calcium channel regulator activity molecular function regulator activity transporter regulator activity	protein localization to postsynaptic specialization membrane protein localization to postsynaptic membrane protein localization to cell periphery cellular localization protein localization to synapse biological regulation localization within membrane protein localization to membrane protein-containing complex localization neurotransmitter receptor localization to postsynaptic specialization membrane localization regulation of postsynaptic membrane neurotransmitter receptor levels macromolecule localization protein localization to organelle protein localization to postsynaptic specialization membrane protein localization to postsynaptic membrane protein localization to cell periphery cellular localization protein localization to synapse biological regulation localization within membrane protein localization to membrane protein-containing complex localization neurotransmitter receptor localization to postsynaptic specialization membrane localization regulation of postsynaptic membrane neurotransmitter receptor levels macromolecule localization protein localization to organelle cellular process protein localization to postsynapse intracellular protein localization regulation of biological quality protein localization to cell junction receptor localization to synapse reflex response to stimulus response to external stimulus eye blink reflex neurotransmitter receptor diffusion trapping receptor diffusion trapping postsynaptic neurotransmitter receptor diffusion trapping response to metal ion response to chemical response to calcium ion positive regulation of cell communication regulation of cellular process signaling modulation of chemical synaptic transmission synaptic transmission, glutamatergic positive regulation of biological process regulation of synaptic transmission, glutamatergic cell communication synaptic signaling positive regulation of cellular process trans-synaptic signaling regulation of signaling regulation of biological process positive regulation of synaptic transmission cell-cell signaling positive regulation of synaptic transmission, glutamatergic chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication positive regulation of signaling cellular response to stimulus regulation of localization transport regulation of signaling receptor activity regulation of AMPA receptor activity regulation of transmembrane transporter activity regulation of signal transduction signal transduction regulation of transport establishment of localization transmembrane transport regulation of molecular function regulation of transmembrane transport regulation of response to stimulus regulation of neurotransmitter receptor activity cellular component organization cell junction organization neuromuscular junction development synapse organization cellular component organization or biogenesis establishment of protein localization establishment of protein localization to membrane protein targeting protein targeting to membrane multicellular organismal process system process nervous system process positive regulation of protein localization to basolateral plasma membrane regulation of protein localization protein localization to basolateral plasma membrane regulation of protein localization to membrane positive regulation of protein localization to cell periphery regulation of protein localization to basolateral plasma membrane positive regulation of protein localization to membrane regulation of protein localization to cell periphery regulation of cellular localization positive regulation of protein localization transmission of nerve impulse regulation of membrane potential membrane hyperpolarization membrane depolarization	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 protein-containing complex plasma membrane protein complex membrane protein complex transporter complex AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex signaling receptor complex monoatomic ion channel complex cell surface glutamatergic synapse hippocampal mossy fiber to CA3 synapse Schaffer collateral - CA1 synapse voltage-gated calcium channel complex cation channel complex calcium channel complex axon cell projection neuron projection cerebellar mossy fiber plasma membrane bounded cell projection
E, G	A'-C' auxiliary proteins	-	-	-
C	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 amyloid-beta binding binding peptide binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic cation channel activity calcium ion transmembrane transporter activity ligand-gated calcium channel activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential glutamate-gated calcium ion channel activity transmitter-gated monoatomic ion channel 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 cellular response to acid chemical cellular response to stimulus cellular response to nitrogen compound cellular response to amino acid stimulus response to glycine response to oxygen-containing compound response to nitrogen compound response to amino acid cellular response to glycine cellular response to oxygen-containing compound response to acid chemical cellular response to chemical stimulus 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 AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex 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
B, D	Glutamate receptor 2	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 amyloid-beta binding binding peptide binding cytoskeletal protein binding protein binding excitatory extracellular ligand-gated monoatomic ion channel activity extracellularly glutamate-gated ion channel activity protein-containing complex binding immunoglobulin binding identical protein binding monoatomic cation transmembrane transporter activity monoatomic cation channel activity ligand-gated monoatomic cation channel activity PDZ domain binding protein domain specific binding signaling receptor binding glutamate receptor binding ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential scaffold protein binding ligand-gated calcium channel activity calcium channel activity glutamate-gated calcium ion channel activity calcium ion transmembrane transporter activity metal ion transmembrane transporter activity ionotropic glutamate receptor binding SNARE binding kinase binding enzyme binding protein kinase binding transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential sodium channel activity kainate selective glutamate receptor activity potassium ion transmembrane transporter activity ligand-gated sodium channel activity sodium ion transmembrane transporter activity potassium channel activity	cellular response to stimulus positive regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process regulation of cellular process positive regulation of signal transduction response to stimulus signaling modulation of chemical synaptic transmission regulation of system process positive regulation of excitatory postsynaptic potential positive regulation of biological process regulation of signal transduction chemical synaptic transmission, postsynaptic cellular response to stimulus positive regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process regulation of cellular process positive regulation of signal transduction response to stimulus signaling modulation of chemical synaptic transmission regulation of system process positive regulation of excitatory postsynaptic potential positive regulation of biological process regulation of signal transduction chemical synaptic transmission, postsynaptic cell communication positive regulation of response to stimulus synaptic signaling modulation of excitatory postsynaptic potential regulation of multicellular organismal process signal transduction regulation of biological quality positive regulation of cellular process trans-synaptic signaling regulation of biological process regulation of signaling cell surface receptor signaling pathway nervous system process biological regulation cell-cell signaling chemical synaptic transmission regulation of nervous system process regulation of trans-synaptic signaling regulation of response to stimulus anterograde trans-synaptic signaling regulation of cell communication cellular process excitatory postsynaptic potential regulation of membrane potential positive regulation of signaling membrane organization cellular localization postsynapse organization AMPA glutamate receptor clustering glutamate receptor clustering neurotransmitter-gated ion channel clustering localization within membrane protein localization to membrane cellular component organization localization cell junction organization receptor clustering macromolecule localization cellular component organization or biogenesis synapse organization intracellular protein localization postsynaptic membrane organization import into cell receptor internalization transport receptor-mediated endocytosis endocytosis establishment of localization vesicle-mediated transport cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein tetramerization protein-containing complex assembly cellular response to endogenous stimulus cellular response to growth factor stimulus response to endogenous stimulus cellular response to nerve growth factor stimulus cellular response to brain-derived neurotrophic factor stimulus response to nerve growth factor response to growth factor response to lithium ion response to metal ion response to chemical developmental process head development forebrain development animal organ development brain development nervous system development pallium development cerebral cortex development multicellular organism development central nervous system development anatomical structure development telencephalon development system development behavior learning learning or memory cognition conditioned place preference associative learning regulation of receptor recycling regulation of macromolecule metabolic process receptor recycling receptor metabolic process metabolic process macromolecule metabolic process regulation of metabolic process cellular response to amine stimulus cellular response to nitrogen compound response to amine cellular response to chemical stimulus response to nitrogen compound positive regulation of synaptic transmission establishment of protein localization response to antibiotic response to fungicide response to toxic substance cellular response to acid chemical cellular response to amino acid stimulus response to glycine response to oxygen-containing compound response to amino acid cellular response to glycine cellular response to oxygen-containing compound response to acid chemical ligand-gated ion channel signaling pathway ionotropic glutamate receptor signaling pathway glutamate receptor signaling pathway negative regulation of signaling negative regulation of biological process negative regulation of synaptic transmission negative regulation of cell communication negative regulation of cellular process regulation of synaptic plasticity long-term synaptic depression regulation of long-term synaptic depression synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic long-term synaptic potentiation	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 cell surface external side of plasma membrane side of membrane protein-containing complex plasma membrane protein complex membrane protein complex transporter complex AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex signaling receptor complex monoatomic ion channel complex presynapse presynaptic membrane cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection glutamatergic synapse extracellular region perisynaptic space spine synapse dendritic shaft neuron spine dendritic spine membrane-bounded organelle intracellular anatomical structure intracellular vesicle transport vesicle membrane endomembrane system intracellular organelle bounding membrane of organelle cytoplasmic vesicle vesicle membrane synaptic vesicle synaptic vesicle membrane vesicle transport vesicle exocytic vesicle membrane intracellular membrane-bounded organelle cytoplasmic vesicle membrane secretory vesicle cytoplasm organelle membrane exocytic vesicle axon dendritic spine neck axon terminus distal axon terminal bouton neuron projection terminus dendritic spine head growth cone site of polarized growth neuron projection cytoplasm dendrite cytoplasm dendritic spine cytoplasm presynaptic active zone membrane presynaptic active zone cell leading edge leading edge membrane neuron projection membrane dendrite membrane cell projection membrane excitatory synapse Schaffer collateral - CA1 synapse endoplasmic reticulum
A	Glutamate receptor 1	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 amyloid-beta binding binding peptide binding protein binding G-protein alpha-subunit binding protein domain specific binding PDZ domain binding scaffold protein binding kinase binding enzyme binding protein kinase binding cytoskeletal protein binding myosin V binding myosin binding small GTPase binding GTPase binding adenylate cyclase binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic cation channel activity calcium ion transmembrane transporter activity ligand-gated calcium channel activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity beta-2 adrenergic receptor binding adrenergic receptor binding signaling receptor binding G protein-coupled receptor binding peptide hormone receptor binding hormone receptor binding protein-containing complex binding immunoglobulin binding protein kinase A binding identical protein binding glutamate receptor binding ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential glutamate-gated calcium ion channel activity G-protein beta-subunit binding transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential	response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus positive regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process regulation of cellular process positive regulation of signal transduction signaling modulation of chemical synaptic transmission regulation of system process positive regulation of excitatory postsynaptic potential response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus positive regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process regulation of cellular process positive regulation of signal transduction signaling modulation of chemical synaptic transmission regulation of system process positive regulation of excitatory postsynaptic potential positive regulation of biological process regulation of signal transduction chemical synaptic transmission, postsynaptic cell communication positive regulation of response to stimulus synaptic signaling modulation of excitatory postsynaptic potential regulation of multicellular organismal process signal transduction regulation of biological quality positive regulation of cellular process trans-synaptic signaling regulation of biological process regulation of signaling cell surface receptor signaling pathway nervous system process biological regulation cell-cell signaling chemical synaptic transmission regulation of nervous system process regulation of trans-synaptic signaling regulation of response to stimulus anterograde trans-synaptic signaling regulation of cell communication cellular process excitatory postsynaptic potential regulation of membrane potential positive regulation of signaling cellular response to endogenous stimulus cellular response to growth factor stimulus response to endogenous stimulus cellular response to nerve growth factor stimulus cellular response to brain-derived neurotrophic factor stimulus response to nerve growth factor response to growth factor cellular response to nitrogen compound response to peptide hormone cellular response to peptide hormone stimulus response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus response to hormone cellular response to hormone stimulus response to toxic substance behavior response to stress multicellular organismal response to stress response to pain behavioral response to pain response to morphine response to isoquinoline alkaloid response to alkaloid learning learning or memory cognition conditioned place preference associative learning response to arsenic-containing substance positive regulation of synaptic transmission developmental process multicellular organism development spinal cord development central nervous system development anatomical structure development nervous system development system development cellular response to ammonium ion response to ammonium ion response to psychosocial stress response to antibiotic response to fungicide response to lipid response to estradiol cellular response to dsRNA response to dsRNA localization import into cell receptor internalization transport receptor-mediated endocytosis endocytosis establishment of localization vesicle-mediated transport regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process response to electrical stimulus response to abiotic stimulus response to lithium ion response to metal ion head development forebrain development animal organ development brain development pallium development cerebral cortex development telencephalon development cellular response to acid chemical cellular response to amino acid stimulus cellular response to L-glutamate response to amino acid response to acid chemical response to L-glutamate positive regulation of membrane potential regulation of localization regulation of transport monoatomic ion transmembrane transport regulation of monoatomic ion transport regulation of monoatomic ion transmembrane transport transmembrane transport regulation of transmembrane transport monoatomic ion transport response to nutrient levels positive regulation of locomotion locomotion involved in locomotory behavior regulation of behavior positive regulation of locomotion involved in locomotory behavior locomotory behavior positive regulation of behavior regulation of locomotion regulation of locomotion involved in locomotory behavior positive regulation of multicellular organismal process locomotion cellular component organization cellular component biogenesis cell junction organization cellular component assembly cell junction assembly synapse organization cellular component organization or biogenesis synapse assembly regulation of receptor recycling receptor recycling receptor metabolic process cellular response to amine stimulus response to amine response to carbohydrate response to sucrose response to disaccharide response to alcohol response to ethanol long-term memory memory action potential transmission of nerve impulse neuronal action potential response to glycine cellular response to glycine regulation of synaptic plasticity negative regulation of signaling negative regulation of biological process negative regulation of synaptic transmission negative regulation of cell communication negative regulation of cellular process long-term synaptic depression long-term synaptic potentiation synaptic transmission, glutamatergic response to cocaine	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 cell-cell junction anchoring junction intracellular anatomical structure cytoplasm cytosol axon cell projection axonal spine neuron spine neuron projection plasma membrane bounded cell projection neuromuscular junction extracellular region perisynaptic space membrane-bounded organelle endosome intracellular vesicle intracellular membrane-bounded organelle recycling endosome endomembrane system intracellular organelle cytoplasmic vesicle vesicle dendritic spine somatodendritic compartment dendrite dendritic tree neuron projection membrane dendrite membrane cell leading edge leading edge membrane dendritic spine membrane cell projection membrane cell body transport vesicle presynapse synaptic vesicle secretory vesicle exocytic vesicle cell surface protein-containing complex organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum organelle membrane endoplasmic reticulum membrane presynaptic active zone membrane presynaptic membrane presynaptic active zone excitatory synapse external side of plasma membrane side of membrane plasma membrane protein complex membrane protein complex transporter complex AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex signaling receptor complex monoatomic ion channel complex proximal dendrite glutamatergic synapse dendritic shaft neuronal cell body neuronal cell body membrane cell body membrane postsynaptic density, intracellular component intracellular membraneless organelle postsynaptic specialization, intracellular component membraneless organelle transport vesicle membrane bounding membrane of organelle vesicle membrane synaptic vesicle membrane exocytic vesicle membrane cytoplasmic vesicle membrane early endosome endosome membrane recycling endosome membrane early endosome membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
F, H	IPR051072	Voltage-dependent calcium channel gamma subunit	Family
F, H	IPR004031	PMP-22/EMP/MP20/Claudin	Family
F, H	IPR005422	Voltage-dependent calcium channel, gamma-2 subunit	Family
F, H	IPR008368	Voltage-dependent calcium channel, gamma subunit	Family
C	IPR001320	Ionotropic glutamate receptor, C-terminal	Domain
C	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
C	IPR019594	Ionotropic glutamate receptor, L-glutamate and glycine-binding domain	Domain
C	IPR015683	Ionotropic glutamate receptor	Family
C	IPR001508	Ionotropic glutamate receptor, metazoa	Family
C	IPR001828	Receptor, ligand binding region	Domain
B, D	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
B, D	IPR001508	Ionotropic glutamate receptor, metazoa	Family
B, D	IPR001828	Receptor, ligand binding region	Domain
B, D	IPR001320	Ionotropic glutamate receptor, C-terminal	Domain
B, D	IPR019594	Ionotropic glutamate receptor, L-glutamate and glycine-binding domain	Domain
B, D	IPR015683	Ionotropic glutamate receptor	Family
A	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
A	IPR001828	Receptor, ligand binding region	Domain
A	IPR001320	Ionotropic glutamate receptor, C-terminal	Domain
A	IPR019594	Ionotropic glutamate receptor, L-glutamate and glycine-binding domain	Domain
A	IPR001508	Ionotropic glutamate receptor, metazoa	Family
A	IPR015683	Ionotropic glutamate receptor	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, F A, B, C, D, F, H	OPM	Transmembrane	Alpha-helical polytopic	Ion channel (VIC) superfamily	Glutamate-gated Ion Channel (GIC) family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, F A, B, C, D, F, H	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Other Ion Channels	Glutamate receptor (AMPA-subtype), GluA1/GluA2/GluA1/GluA2 tetramer