3OQ3 | pdb_00003oq3

Structural Basis of Type-I Interferon Sequestration by a Poxvirus Decoy Receptor

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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	d3oq3a_	All alpha proteins	4-helical cytokines	4-helical cytokines	Interferons/interleukin-10 (IL-10)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Interferons/interleukin-10 (IL-10)	8070378	4000854	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	4-helical cytokines	8070379	3001717	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	I-set_4	e3oq3B2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_4	ECOD (1.6)
B	I-set_5	e3oq3B5	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_5	ECOD (1.6)
A	Interferon	e3oq3A1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: Interferon	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00143	Interferon alpha/beta domain (Interferon)	Interferon alpha/beta domain	Type I interferons (alpha, beta) belong to the larger helical cytokine superfamily,which includes growth hormones, interleukins, several colony-stimulating factors and several other regulatory molecules.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	IFN-alpha/beta binding protein C12R	cation binding ion binding binding metal ion binding small molecule binding	symbiont-mediated perturbation of host defense response symbiont-mediated suppression of host immune response biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host immune response symbiont-mediated perturbation of host innate immune response modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host interferon-mediated signaling pathway symbiont-mediated suppression of host type I interferon-mediated signaling pathway symbiont-mediated perturbation of host defense response symbiont-mediated suppression of host immune response biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host immune response symbiont-mediated perturbation of host innate immune response modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host interferon-mediated signaling pathway symbiont-mediated suppression of host type I interferon-mediated signaling pathway symbiont-mediated perturbation of host signal transduction pathway	cellular anatomical structure extracellular region
A	Interferon alpha-5	protein-containing complex binding protein binding binding type I interferon receptor binding signaling receptor binding cytokine receptor binding molecular function activator activity molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity	response to stimulus immune response immune system process adaptive immune response multicellular organismal process biological process involved in interspecies interaction between organisms lymphocyte activation cell activation involved in immune response response to biotic stimulus leukocyte activation response to stress natural killer cell activation involved in immune response leukocyte activation involved in immune response innate immune response response to stimulus immune response immune system process adaptive immune response multicellular organismal process biological process involved in interspecies interaction between organisms lymphocyte activation cell activation involved in immune response response to biotic stimulus leukocyte activation response to stress natural killer cell activation involved in immune response leukocyte activation involved in immune response innate immune response response to external biotic stimulus lymphocyte activation involved in immune response response to other organism defense response cell activation defense response to symbiont response to external stimulus natural killer cell activation immune effector process defense response to other organism cellular process humoral immune response response to chemical response to dsRNA response to nitrogen compound response to exogenous dsRNA T cell activation involved in immune response T cell activation B cell activation B cell activation involved in immune response defense response to virus response to virus cellular response to stimulus regulation of cellular process signaling response to cytokine cytokine-mediated signaling pathway cell communication interferon-mediated signaling pathway cellular response to type I interferon cellular response to cytokine stimulus signal transduction regulation of biological process cell surface receptor signaling pathway biological regulation response to peptide type I interferon-mediated signaling pathway response to type I interferon	cellular anatomical structure extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B	IPR003599	Immunoglobulin domain subtype	Domain
B	IPR007110	Immunoglobulin-like domain	Domain
B	IPR013151	Immunoglobulin-like beta-sandwich domain	Domain
B	IPR015621	Interleukin-1 receptor family	Family
A	IPR000471	Interferon alpha/beta/delta	Family
A	IPR009079	Four-helical cytokine-like, core	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.