Annotations: 21NZ

Cryo-EM structure of the rat IgE-Fc in complex with FcgammaRIV

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain		Domain
B, C	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-prote ...	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
A	PF13895	Immunoglobulin domain (Ig_2)	Immunoglobulin domain	This domain contains immunoglobulin-like domains.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, C	Immunoglobulin heavy constant epsilon	binding antigen binding peptide antigen binding peptide binding protein-containing complex binding MHC protein complex binding MHC class II protein complex binding protein binding signaling receptor binding immunoglobulin receptor binding	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity B cell antigen processing and presentation response to stimulus immune response adaptive immune response immune effector process antigen processing and presentation immune system process B cell mediated immunity leukocyte mediated immunity regulation of biological process biological regulation positive regulation of biological process adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity B cell antigen processing and presentation response to stimulus immune response adaptive immune response immune effector process antigen processing and presentation immune system process B cell mediated immunity leukocyte mediated immunity regulation of biological process biological regulation positive regulation of biological process positive regulation of response to stimulus positive regulation of immune response regulation of response to stimulus regulation of immune response regulation of immune system process positive regulation of immune system process myeloid leukocyte mediated immunity inflammatory response to antigenic stimulus response to stress antibody-dependent cellular cytotoxicity acute inflammatory response hypersensitivity defense response leukocyte mediated cytotoxicity acute inflammatory response to antigenic stimulus immunoglobulin mediated immune response type II hypersensitivity type IIa hypersensitivity cellular process inflammatory response cell killing cellular response to stimulus immune response-regulating cell surface receptor signaling pathway regulation of cellular process signaling cell communication immune response-activating signaling pathway immune response-regulating signaling pathway signal transduction cell surface receptor signaling pathway immune response-activating cell surface receptor signaling pathway B cell receptor signaling pathway antigen receptor-mediated signaling pathway activation of immune response primary adaptive immune response establishment of organelle localization multicellular organismal process regulation of immune effector process regulation of localization regulated exocytosis regulation of myeloid leukocyte mediated immunity cell activation involved in immune response leukocyte degranulation myeloid leukocyte activation vesicle-mediated transport localization positive regulation of leukocyte degranulation positive regulation of regulated secretory pathway establishment of localization in cell positive regulation of mast cell degranulation vacuolar localization mast cell degranulation establishment of localization regulation of secretion regulation of leukocyte mediated immunity exocytosis lysosome localization cellular localization transport positive regulation of secretion by cell positive regulation of exocytosis regulation of mast cell degranulation leukocyte activation regulation of regulated secretory pathway secretion by cell regulation of secretion by cell positive regulation of secretion organelle localization leukocyte activation involved in immune response mast cell activation positive regulation of immune effector process regulation of leukocyte degranulation positive regulation of cellular process mast cell mediated immunity secretion regulation of transport cell activation export from cell regulation of vesicle-mediated transport myeloid cell activation involved in immune response mast cell activation involved in immune response positive regulation of transport regulation of exocytosis antigen processing and presentation of exogenous peptide antigen via MHC class II antigen processing and presentation of peptide or polysaccharide antigen via MHC class II antigen processing and presentation of peptide antigen via MHC class II antigen processing and presentation of exogenous peptide antigen antigen processing and presentation of peptide antigen antigen processing and presentation of exogenous antigen cell population proliferation B cell activation B cell proliferation lymphocyte activation leukocyte proliferation mononuclear cell proliferation lymphocyte proliferation peptide antigen assembly with MHC class II protein complex protein-containing complex organization peptide antigen assembly with MHC protein complex MHC class II protein complex assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex assembly MHC protein complex assembly cellular component organization or biogenesis eosinophil activation eosinophil degranulation eosinophil activation involved in immune response eosinophil mediated immunity granulocyte activation developmental process myeloid leukocyte differentiation cellular developmental process hemopoiesis macrophage differentiation cell development mononuclear cell differentiation myeloid cell differentiation cell differentiation anatomical structure development leukocyte differentiation type 2 immune response import into cell Fc receptor-mediated immune complex endocytosis receptor-mediated endocytosis endocytosis adaptive immune memory response immunological memory process type I hypersensitivity macrophage activation regulation of leukocyte activation regulation of cell activation positive regulation of leukocyte cell-cell adhesion leukocyte cell-cell adhesion positive regulation of cell-cell adhesion positive regulation of lymphocyte activation positive regulation of cell activation cell adhesion cell-cell adhesion T cell activation positive regulation of leukocyte activation regulation of multicellular organismal process regulation of cell-cell adhesion positive regulation of T cell activation positive regulation of cell adhesion regulation of cell adhesion regulation of T cell activation regulation of leukocyte cell-cell adhesion positive regulation of multicellular organismal process regulation of lymphocyte activation	MHC protein complex cell periphery MHC class II protein complex protein-containing complex cellular anatomical structure plasma membrane protein complex membrane plasma membrane membrane protein complex membrane-bounded organelle endosome membrane intracellular anatomical structure endosome intracellular vesicle MHC protein complex cell periphery MHC class II protein complex protein-containing complex cellular anatomical structure plasma membrane protein complex membrane plasma membrane membrane protein complex membrane-bounded organelle endosome membrane intracellular anatomical structure endosome intracellular vesicle late endosome membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane organelle late endosome cytoplasm vesicle organelle membrane vacuolar membrane lytic vacuole vacuole lytic vacuole membrane lysosomal membrane lysosome extracellular region IgE immunoglobulin complex IgE B cell receptor complex immunoglobulin complex B cell receptor complex plasma membrane signaling receptor complex signaling receptor complex
A	Low affinity immunoglobulin gamma Fc region receptor III-A	molecular transducer activity immunoglobulin receptor activity transmembrane signaling receptor activity signaling receptor activity IgG receptor activity immune receptor activity low-affinity IgG receptor activity IgE receptor activity	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity response to stimulus myeloid leukocyte mediated immunity inflammatory response to antigenic stimulus response to stress leukocyte mediated immunity antibody-dependent cellular cytotoxicity acute inflammatory response hypersensitivity defense response immune response leukocyte mediated cytotoxicity acute inflammatory response to antigenic stimulus adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity response to stimulus myeloid leukocyte mediated immunity inflammatory response to antigenic stimulus response to stress leukocyte mediated immunity antibody-dependent cellular cytotoxicity acute inflammatory response hypersensitivity defense response immune response leukocyte mediated cytotoxicity acute inflammatory response to antigenic stimulus immunoglobulin mediated immune response adaptive immune response immune effector process type II hypersensitivity immune system process type IIa hypersensitivity B cell mediated immunity cellular process inflammatory response cell killing cellular response to stimulus immune response-regulating cell surface receptor signaling pathway regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation cell communication Fc receptor signaling pathway immune response-regulating signaling pathway regulation of response to stimulus regulation of immune response regulation of immune system process signal transduction Fc-gamma receptor signaling pathway intracellular signal transduction intracellular signaling cassette phosphatidylinositol 3-kinase/protein kinase B signal transduction neutrophil activation multicellular organismal process cell activation myeloid leukocyte activation granulocyte activation leukocyte activation biological process involved in interspecies interaction between organisms response to lipid response to other organism cellular response to lipopolysaccharide response to oxygen-containing compound response to external stimulus cellular response to molecule of bacterial origin response to lipopolysaccharide cellular response to oxygen-containing compound response to biotic stimulus cellular response to biotic stimulus cellular response to chemical stimulus response to chemical response to bacterium cellular response to lipid response to external biotic stimulus response to molecule of bacterial origin positive regulation of cell population proliferation regulation of leukocyte activation positive regulation of biological process regulation of cell activation lymphocyte activation positive regulation of natural killer cell proliferation leukocyte proliferation positive regulation of lymphocyte activation positive regulation of cell activation lymphocyte proliferation positive regulation of leukocyte activation positive regulation of mononuclear cell proliferation regulation of multicellular organismal process positive regulation of immune system process regulation of natural killer cell activation positive regulation of cellular process regulation of lymphocyte proliferation regulation of leukocyte proliferation cell population proliferation positive regulation of lymphocyte proliferation positive regulation of natural killer cell activation natural killer cell activation natural killer cell proliferation mononuclear cell proliferation regulation of cell population proliferation positive regulation of leukocyte proliferation regulation of mononuclear cell proliferation positive regulation of multicellular organismal process regulation of lymphocyte activation regulation of natural killer cell proliferation calcium-mediated signaling regulated exocytosis cellular localization transport cell activation involved in immune response leukocyte degranulation vesicle-mediated transport localization secretion by cell natural killer cell activation involved in immune response leukocyte activation involved in immune response establishment of localization in cell innate immune response natural killer cell mediated immunity lymphocyte activation involved in immune response secretion export from cell defense response to symbiont establishment of localization exocytosis defense response to other organism natural killer cell degranulation natural killer cell mediated cytotoxicity antigen processing and presentation dendritic cell antigen processing and presentation import into cell Fc receptor-mediated immune complex endocytosis receptor-mediated endocytosis endocytosis homeostatic process regulation of bone remodeling tissue homeostasis regulation of tissue remodeling regulation of bone resorption bone resorption multicellular organismal-level homeostasis tissue remodeling bone remodeling anatomical structure homeostasis positive regulation of bone resorption macrophage activation regulation of tumor necrosis factor production positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of tumor necrosis factor superfamily cytokine production positive regulation of biosynthetic process cytokine production regulation of cytokine production positive regulation of macromolecule metabolic process regulation of biosynthetic process tumor necrosis factor superfamily cytokine production positive regulation of tumor necrosis factor production regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process tumor necrosis factor production regulation of gene expression regulation of tumor necrosis factor superfamily cytokine production biosynthetic process positive regulation of gene expression metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process	cell periphery protein-containing complex cellular anatomical structure plasma membrane protein complex membrane plasma membrane membrane protein complex Fc-gamma receptor III complex Fc receptor complex cell surface external side of plasma membrane side of membrane extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B, C	IPR003597	Immunoglobulin C1-set	Domain
B, C	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site
B, C	IPR013151	Immunoglobulin-like beta-sandwich domain	Domain
B, C	IPR050380	Immune Recognition and Response Modulators	Family
B, C	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B, C	IPR007110	Immunoglobulin-like domain	Domain
A	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR003598	Immunoglobulin subtype 2	Domain
A	IPR050488	Immunoglobulin Fc region receptor	Family
A	IPR003599	Immunoglobulin domain subtype	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR007110	Immunoglobulin-like domain	Domain