9BQH

Cryo-EM structure of the full-length human P2X4 receptor in the apo closed state

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: PDBTM

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	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, B, C	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 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 signaling receptor binding extracellularly ATP-gated monoatomic cation channel activity ATP-gated ion channel activity excitatory extracellular ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity zinc ion binding	regulation of biosynthetic process regulation of nitric oxide biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process reactive nitrogen species metabolic process positive regulation of nitric oxide metabolic process nitric oxide metabolic process positive regulation of metabolic process nitric oxide biosynthetic process biosynthetic process positive regulation of biosynthetic process cellular process regulation of biosynthetic process regulation of nitric oxide biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process reactive nitrogen species metabolic process positive regulation of nitric oxide metabolic process nitric oxide metabolic process positive regulation of metabolic process nitric oxide biosynthetic process biosynthetic process positive regulation of biosynthetic process cellular process metabolic process regulation of nitric oxide metabolic process positive regulation of nitric oxide biosynthetic process regulation of metabolic process positive regulation of cellular process response to stimulus response to stress response to wounding response to axon injury cellular response to stimulus positive regulation of cell communication positive regulation of signal transduction signaling 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 regulation of signaling positive regulation of intracellular signal transduction regulation of response to stimulus calcium-mediated signaling regulation of cell communication 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 calcium ion transport regulation of transport regulation of monoatomic ion transport positive regulation of transport positive regulation of monoatomic ion transport regulation of metal ion transport positive regulation of cation transmembrane 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 calcium ion transmembrane transport positive regulation of transmembrane transport positive regulation of monoatomic ion transmembrane transport calcium ion transmembrane import into cytosol positive regulation of cytosolic calcium ion concentration positive regulation of calcium ion transport into cytosol regulation of transmembrane 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 organophosphorus 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 chemical stimulus response to chemical 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 sensory perception sensory perception of touch sensory perception of mechanical stimulus endothelial cell migration positive regulation of chemotaxis positive regulation of response to external stimulus positive regulation of endothelial cell chemotaxis regulation of endothelial cell migration endothelial cell chemotaxis cell chemotaxis regulation of endothelial cell chemotaxis positive regulation of endothelial cell migration regulation of blood vessel endothelial cell migration positive regulation of blood vessel endothelial cell migration blood vessel endothelial cell migration cellular response to metal ion response to metal ion response to zinc ion cellular response to zinc ion multicellular organismal-level homeostasis homeostatic process anatomical structure homeostasis tissue homeostasis cell death apoptotic signaling pathway apoptotic process programmed cell death membrane depolarization regulation of prostaglandin secretion monocarboxylic acid transport fatty acid transport prostaglandin secretion positive regulation of icosanoid secretion carboxylic acid transport lipid transport regulation of fatty acid transport regulation of secretion organic acid transport positive regulation of lipid transport lipid export from cell prostaglandin transport regulation of lipid transport positive regulation of secretion by cell regulation of secretion by cell secretion by cell positive regulation of secretion icosanoid transport signal release regulation of icosanoid secretion positive regulation of prostaglandin secretion icosanoid secretion organic anion transport secretion export from cell cell-cell signaling lipid localization positive regulation of lipid localization positive regulation of organic acid transport regulation of lipid localization macromolecule localization regulation of organic acid transport positive regulation of fatty acid transport sensory perception of pain regulation of sodium ion transport sodium ion transport endothelial cell activation cell activation	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 extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle parallel fiber to Purkinje cell synapse excitatory synapse glutamatergic synapse vacuolar membrane intracellular anatomical structure lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle lysosomal membrane cytoplasm organelle membrane lysosome neuron spine neuron projection dendritic spine plasma membrane bounded cell projection somatodendritic compartment cell projection dendrite dendritic tree perinuclear region of cytoplasm cell body neuronal cell body axon axon terminus presynapse distal axon terminal bouton neuron projection terminus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR003047	P2X4 purinoceptor	Family
A, B, C	IPR001429	P2X purinoreceptor	Family
A, B, C	IPR027309	P2X purinoreceptor extracellular domain superfamily	Homologous Superfamily
A, B, C	IPR053792	ATP P2X receptor, conserved site	Conserved Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: Q99571	temporal lobe epilepsy epilepsy Supraventricular arrhythmia acute myeloid leukemia depressive disorder generalized anxiety disorder malignant mesothelioma pancreatic intraductal papillary-mucinous neoplasm glioblastoma panic disorder social phobia ulcerative colitis esophageal adenocarcinoma major depressive disorder obsessive-compulsive disorder temporal lobe epilepsy epilepsy Supraventricular arrhythmia acute myeloid leukemia depressive disorder generalized anxiety disorder malignant mesothelioma pancreatic intraductal papillary-mucinous neoplasm glioblastoma panic disorder social phobia ulcerative colitis esophageal adenocarcinoma major depressive disorder obsessive-compulsive disorder post-traumatic stress disorder

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

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.