Annotations: 2RUP

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	P2X_receptor	e2rupA1	A: beta sandwiches	X: P2X purinoceptor (From Topology)	H: P2X purinoceptor (From Topology)	T: P2X purinoceptor	F: P2X_receptor	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00864	ATP P2X receptor (P2X_receptor)	ATP P2X receptor	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	P2X purinoceptor 4	calcium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity inorganic molecular entity transmembrane transporter activity ligand-gated calcium channel activity channel activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity calcium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity inorganic molecular entity transmembrane transporter activity ligand-gated calcium channel activity channel activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity transmembrane transporter activity cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding molecular transducer activity transmembrane signaling receptor activity signaling receptor activity purinergic nucleotide receptor activity nucleotide receptor activity cell adhesion molecule binding cadherin binding protein binding identical protein binding ATP-gated ion channel activity signaling receptor binding extracellularly ATP-gated monoatomic cation channel activity excitatory extracellular ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity zinc ion binding	response to stimulus response to stress response to wounding response to axon injury cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus response to stimulus response to stress response to wounding response to axon injury cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette regulation of calcium-mediated signaling positive regulation of calcium-mediated signaling signal transduction positive regulation of cellular process regulation of biological process regulation of signaling biological regulation positive regulation of intracellular signal transduction regulation of response to stimulus calcium-mediated signaling regulation of cell communication cellular process positive regulation of signaling multicellular organismal process system process circulatory system process regulation of blood pressure regulation of biological quality blood circulation positive regulation of locomotion regulation of cell motility cellular developmental process regulation of microglial cell migration glial cell migration macrophage migration regulation of glial cell migration positive regulation of cell migration neurogenesis multicellular organism development regulation of macrophage migration gliogenesis cell differentiation positive regulation of cell motility regulation of cell migration myeloid leukocyte migration positive regulation of mononuclear cell migration anatomical structure development positive regulation of microglial cell migration cell migration regulation of immune system process regulation of mononuclear cell migration cell motility positive regulation of immune system process locomotion system development developmental process positive regulation of macrophage migration regulation of leukocyte migration microglial cell migration positive regulation of leukocyte migration nervous system development leukocyte migration positive regulation of glial cell migration immune system process regulation of locomotion mononuclear cell migration response to ischemia behavior multicellular organismal response to stress response to pain behavioral response to pain transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization calcium ion transport metal ion transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport monoatomic cation transport calcium ion transmembrane transport regulation of localization regulation of calcium ion transport positive regulation of cation transmembrane transport positive regulation of calcium ion transport cellular localization regulation of calcium ion transport into cytosol regulation of monoatomic ion transmembrane transport regulation of calcium ion transmembrane transport positive regulation of monoatomic ion transport positive regulation of calcium ion transmembrane transport positive regulation of transmembrane transport positive regulation of monoatomic ion transmembrane transport regulation of metal ion transport calcium ion transmembrane import into cytosol regulation of transport regulation of monoatomic ion transport positive regulation of cytosolic calcium ion concentration positive regulation of calcium ion transport into cytosol regulation of transmembrane transport positive regulation of transport regulation of cellular localization regulation of monoatomic cation transmembrane transport calcium ion transport into cytosol cellular response to nitrogen compound cellular response to ATP response to organic substance response to organonitrogen compound response to endogenous stimulus response to organophosphorus cellular response to organic cyclic compound response to oxygen-containing compound response to nitrogen compound response to ATP response to purine-containing compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound response to chemical cellular response to organic substance response to organic cyclic compound muscle hypertrophy regulation of muscle adaptation negative regulation of muscle hypertrophy regulation of system process negative regulation of biological process striated muscle hypertrophy regulation of muscle system process muscle system process regulation of muscle hypertrophy regulation of cardiac muscle hypertrophy muscle adaptation cardiac muscle hypertrophy regulation of multicellular organismal process negative regulation of multicellular organismal process negative regulation of cardiac muscle hypertrophy purinergic nucleotide receptor signaling pathway cell surface receptor signaling pathway response to fluid shear stress relaxation of cardiac muscle relaxation of muscle chemotaxis regulation of response to external stimulus response to external stimulus regulation of chemotaxis taxis regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction phosphatidylinositol 3-kinase/protein kinase B signal transduction heart process regulation of heart contraction regulation of cardiac muscle contraction cardiac muscle contraction muscle contraction striated muscle contraction regulation of blood circulation regulation of striated muscle contraction regulation of muscle contraction heart contraction nervous system process action potential transmission of nerve impulse neuronal action potential regulation of membrane potential regulation of tube diameter regulation of tube size vascular process in circulatory system blood vessel diameter maintenance vasodilation regulation of anatomical structure size regulation of postsynaptic membrane potential chemical synaptic transmission, postsynaptic synaptic signaling trans-synaptic signaling cell-cell signaling chemical synaptic transmission anterograde trans-synaptic signaling excitatory postsynaptic potential sensory perception sensory perception of touch sensory perception of mechanical stimulus endothelial cell migration positive regulation of chemotaxis positive regulation of epithelial cell migration tissue migration positive regulation of response to external stimulus ameboidal-type cell migration positive regulation of endothelial cell chemotaxis regulation of endothelial cell migration epithelial cell migration endothelial cell chemotaxis regulation of epithelial cell migration cell chemotaxis regulation of endothelial cell chemotaxis epithelium migration positive regulation of endothelial cell migration regulation of blood vessel endothelial cell migration blood vessel endothelial cell migration positive regulation of blood vessel endothelial cell migration cellular response to inorganic substance cellular response to metal ion response to zinc ion response to inorganic substance response to metal ion cellular response to zinc ion cell death apoptotic signaling pathway apoptotic process programmed cell death membrane depolarization sensory perception of pain regulation of sodium ion transport sodium ion transport nitric oxide metabolic process nitric oxide biosynthetic process biosynthetic process metabolic process reactive nitrogen species metabolic process	membrane cellular anatomical entity apical part of cell somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection vacuolar membrane membrane-bounded organelle intracellular anatomical structure lytic vacuole vacuole membrane cellular anatomical entity apical part of cell somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection vacuolar membrane membrane-bounded organelle intracellular anatomical structure lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle organelle lysosomal membrane cytoplasm organelle membrane lysosome neuron spine synapse dendritic spine postsynapse cell junction perinuclear region of cytoplasm cell body neuronal cell body axon axon terminus presynapse distal axon terminal bouton neuron projection terminus cell periphery plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003047	P2X4 purinoceptor	Family
A	IPR001429	P2X purinoreceptor	Family
A	IPR027309	P2X purinoreceptor extracellular domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.