Annotations: 3OM1

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	e3om1A2	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	e3om1A1	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	e3om1B1	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	e3om1B2	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01094	Receptor family ligand binding region (ANF_receptor)	Receptor family ligand binding region	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Glutamate receptor ionotropic, kainate 5	protein binding binding PDZ domain binding protein domain specific binding glutamate receptor activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity ligand-gated channel activity ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential monoatomic ion channel activity protein binding binding PDZ domain binding protein domain specific binding glutamate receptor activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity ligand-gated channel activity ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity SH3 domain binding transmitter-gated monoatomic ion channel activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential neurotransmitter receptor activity extracellular ligand-gated monoatomic ion channel activity postsynaptic neurotransmitter receptor activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential transmitter-gated channel activity monoatomic cation transmembrane transporter activity sodium channel activity glutamate-gated receptor activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity ligand-gated monoatomic cation channel activity kainate selective glutamate receptor activity potassium ion transmembrane transporter activity ligand-gated sodium channel activity sodium ion transmembrane transporter activity carboxylic acid transmembrane transporter activity potassium channel activity amino acid transmembrane transporter activity monoatomic cation channel activity metal ion transmembrane transporter activity organic acid transmembrane transporter activity organic anion transmembrane transporter activity identical protein binding	maintenance of protein location protein localization cellular localization maintenance of location maintenance of location in cell localization maintenance of protein localization in endoplasmic reticulum maintenance of protein location in cell cellular macromolecule localization macromolecule localization protein localization to organelle cellular process maintenance of protein localization in organelle protein localization to endoplasmic reticulum maintenance of protein location protein localization cellular localization maintenance of location maintenance of location in cell localization maintenance of protein localization in endoplasmic reticulum maintenance of protein location in cell cellular macromolecule localization macromolecule localization protein localization to organelle cellular process maintenance of protein localization in organelle protein localization to endoplasmic reticulum protein retention in ER lumen cellular response to stimulus response to stimulus homeostatic process response to oxygen-containing compound cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis response to monosaccharide response to carbohydrate chemical homeostasis response to glucose response to chemical glucose homeostasis carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus regulation of biological process neuron apoptotic process positive regulation of programmed cell death regulation of cellular process regulation of apoptotic process biological regulation positive regulation of biological process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process positive regulation of neuron apoptotic process programmed cell death positive regulation of cellular process regulation of neuron apoptotic process establishment of localization in cell establishment of localization trans-synaptic signaling regulation of signaling modulation of chemical synaptic transmission signaling cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process chemical synaptic transmission, postsynaptic signal transduction regulation of biological quality cell surface receptor signaling pathway nervous system process excitatory postsynaptic potential regulation of membrane potential regulation of localization regulated exocytosis membrane fusion synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport vesicle-mediated transport in synapse vesicle organization regulation of synaptic vesicle membrane organization endomembrane system organization vesicle fusion to plasma membrane neurotransmitter secretion neurotransmitter transport regulation of organelle organization organelle fusion signal release from synapse exocytosis vesicle fusion regulation of cellular component organization transport organelle membrane fusion regulation of vesicle fusion cellular component organization secretion by cell signal release cellular component organization or biogenesis regulation of synaptic vesicle fusion to presynaptic active zone membrane membrane organization regulation of transport secretion export from cell synaptic vesicle fusion to presynaptic active zone membrane regulation of vesicle-mediated transport organelle organization synaptic vesicle membrane organization exocytic process receptor clustering localization within membrane protein localization to membrane synaptic transmission, glutamatergic	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse 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 sodium channel complex plasma membrane protein complex membrane protein complex potassium channel complex cation channel complex transporter complex kainate selective glutamate receptor complex receptor complex ionotropic glutamate receptor complex transmembrane transporter complex neurotransmitter receptor 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 presynaptic membrane dendrite dendritic tree glutamatergic synapse hippocampal mossy fiber to CA3 synapse membrane-bounded organelle intracellular organelle intracellular anatomical structure endoplasmic reticulum cytoplasm intracellular membrane-bounded organelle endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

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