5WZY | pdb_00005wzy

Crystal structure of the P2X4 receptor from zebrafish in the presence of CTP at 2.8 Angstroms

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	P2X receptor-like	8053203	3002165	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)
A	Duffy_binding	e5wzyA1	A: a/b three-layered sandwiches	X: Spectrin repeat-like	H: Spectrin repeat	T: Spectrin repeat	F: Duffy_binding	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.287.940	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	atp-gated p2x4 ion channel	CATH (4.3.0)
A	2.60.490.10	Mainly Beta	Sandwich	atp-gated p2x4 ion channel fold	atp-gated p2x4 ion channel domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	p2X purinoceptor	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ligand-gated channel activity ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity ATP-gated ion channel activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity purinergic nucleotide receptor activity nucleotide receptor activity monoatomic cation transmembrane transporter activity extracellularly ATP-gated monoatomic cation channel activity excitatory extracellular ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity monoatomic cation channel activity ligand-gated monoatomic cation channel activity pyrimidine ribonucleotide binding CTP binding pyrimidine nucleotide binding identical protein binding protein binding	response to stimulus response to chemical response to organophosphorus response to oxygen-containing compound response to nitrogen compound response to ATP response to purine-containing compound localization transport monoatomic ion transport monoatomic cation transport establishment of localization calcium ion transport metal ion transport	vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm organelle membrane lysosome protein-containing complex transmembrane transporter complex membrane protein complex transporter complex cell periphery plasma membrane postsynapse synapse cell junction monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001429	P2X purinoreceptor	Family
A	IPR059116	ATP P2X receptor-like	Family
A	IPR053792	ATP P2X receptor, conserved site	Conserved Site
A	IPR027309	P2X purinoreceptor extracellular domain superfamily	Homologous Superfamily
A	IPR003047	P2X4 purinoceptor	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A	MemProtMD	Annotated as membrane protein by MemProtMD

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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