3OQ3

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)
A	PF00143	e3oq3A1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: PF00143	ECOD (1.6)
B	F_UNCLASSIFIED	e3oq3B6	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: F_UNCLASSIFIED	ECOD (1.6)
B	PF00047	e3oq3B5	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF00047	ECOD (1.6)
B	PF13895	e3oq3B2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF13895	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	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
B	PF13895	Immunoglobulin domain (Ig_2)	Immunoglobulin domain	This domain contains immunoglobulin-like domains.	Domain
B	PF00047	Immunoglobulin domain (ig)	Immunoglobulin domain	Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-prot ...	Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-protein and protein-ligand interactions.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Interferon alpha-5	protein-containing complex binding binding protein 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	multicellular organismal process cell population proliferation B cell activation cell activation B cell proliferation lymphocyte activation leukocyte proliferation leukocyte activation immune system process mononuclear cell proliferation lymphocyte proliferation cellular process cellular response to stimulus response to organic substance multicellular organismal process cell population proliferation B cell activation cell activation B cell proliferation lymphocyte activation leukocyte proliferation leukocyte activation immune system process mononuclear cell proliferation lymphocyte proliferation cellular process cellular response to stimulus response to organic substance regulation of biological process regulation of cellular process response to stimulus cell surface receptor signaling pathway signaling biological regulation response to cytokine cytokine-mediated signaling pathway cell communication cellular response to chemical stimulus response to chemical cellular response to cytokine stimulus cellular response to organic substance signal transduction developmental process cellular developmental process hemopoiesis cell development mononuclear cell differentiation lymphocyte differentiation B cell differentiation cell differentiation anatomical structure development leukocyte differentiation immune response adaptive immune response natural killer cell activation cell activation involved in immune response immune effector process natural killer cell activation involved in immune response leukocyte activation involved in immune response lymphocyte activation involved in immune response humoral immune response response to dsRNA response to nitrogen compound response to exogenous dsRNA response to organic cyclic compound T cell activation involved in immune response T cell activation biological process involved in interspecies interaction between organisms response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus defense response to virus defense response to other organism response to stress response to external biotic stimulus response to virus positive regulation of phosphorylation regulation of peptidyl-serine phosphorylation regulation of signal transduction positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process peptidyl-amino acid modification regulation of receptor signaling pathway via JAK-STAT positive regulation of macromolecule metabolic process protein modification process phosphorus metabolic process positive regulation of protein phosphorylation positive regulation of peptidyl-serine phosphorylation of STAT protein protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation regulation of protein metabolic process cellular metabolic process primary metabolic process regulation of cellular metabolic process serine phosphorylation of STAT protein regulation of response to stimulus macromolecule modification metabolic process regulation of phosphorus metabolic process macromolecule metabolic process regulation of receptor signaling pathway via STAT regulation of metabolic process cell surface receptor signaling pathway via STAT regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of biological process regulation of peptidyl-serine phosphorylation of STAT protein positive regulation of cellular metabolic process peptidyl-serine modification positive regulation of protein modification process organic substance metabolic process peptidyl-serine phosphorylation protein metabolic process positive regulation of cellular process regulation of signaling organonitrogen compound metabolic process regulation of macromolecule metabolic process positive regulation of peptidyl-serine phosphorylation regulation of cell communication regulation of phosphorylation cell surface receptor signaling pathway via JAK-STAT	extracellular region extracellular space cellular anatomical entity
B	IFN-alpha/beta binding protein C12R	-	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host type I interferon-mediated signaling pathway biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host interferon-mediated signaling pathway modulation by symbiont of host process cellular process symbiont-mediated perturbation of host signal transduction pathway modulation of process of another organism	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000471	Interferon alpha/beta/delta	Family
A	IPR009079	Four-helical cytokine-like, core	Homologous Superfamily
B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B	IPR003599	Immunoglobulin subtype	Domain
B	IPR013151	Immunoglobulin	Domain
B	IPR007110	Immunoglobulin-like domain	Domain
B	IPR015621	Interleukin-1 receptor family	Family

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.