1PI8

Structure of the channel-forming trans-membrane domain of Virus protein "u" (Vpu) from HIV-1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1pi8a_	Peptides	Transmembrane helical fragments	Transmembrane helical fragments	Transmembrane helical fragments	Vpu protein	(Human immunodeficiency virus 1 ) [TaxId: 11676 ],	SCOPe (2.08)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	VPU protein	protein binding binding signaling receptor binding CD4 receptor binding monoatomic cation transmembrane transporter activity monoatomic cation channel activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity	symbiont-mediated perturbation of host defense response suppression by virus of host tetherin activity response to host defenses biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to defenses of other organism modulation by virus of host process response to external stimulus virus-mediated perturbation of host defense response biological process involved in interaction with host response to biotic stimulus biological process involved in symbiotic interaction modulation by symbiont of host process viral process symbiont-mediated perturbation of host defense response suppression by virus of host tetherin activity response to host defenses biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to defenses of other organism modulation by virus of host process response to external stimulus virus-mediated perturbation of host defense response biological process involved in interaction with host response to biotic stimulus biological process involved in symbiotic interaction modulation by symbiont of host process viral process response to host response to external biotic stimulus modulation of process of another organism modulation by virus of host cellular process symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host type I interferon-mediated signaling pathway symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host interferon-mediated signaling pathway cellular process symbiont-mediated perturbation of host signal transduction pathway exit from host cell viral release from host cell viral life cycle cellular catabolic process receptor catabolic process catabolic process receptor metabolic process cellular metabolic process metabolic process macromolecule metabolic process macromolecule catabolic process	host cellular component host cell part host cell membrane cellular anatomical entity membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008187	Vpu protein	Family
A	IPR009032	Vpu protein cytoplasmic domain superfamily	Homologous Superfamily

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 R01GM133198.