Annotations: 8SM2

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth 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	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth C]	Immunoglobulin subtype domain-containing protein	-	-	-
A	Ig-like domain-containing protein	protein binding binding signaling receptor binding immunoglobulin receptor binding antigen binding	humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to bacterium defense response to other organism response to stress immune system process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to bacterium defense response to other organism response to stress immune system process response to bacterium response to external biotic stimulus adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity positive regulation of biological process positive regulation of response to stimulus complement activation humoral immune response mediated by circulating immunoglobulin positive regulation of immune response leukocyte mediated immunity regulation of immune system process positive regulation of immune system process complement activation, classical pathway regulation of biological process biological regulation immunoglobulin mediated immune response adaptive immune response immune effector process regulation of response to stimulus B cell mediated immunity regulation of immune response activation of immune response	protein-containing complex cellular anatomical structure extracellular region extracellular space immunoglobulin complex, circulating immunoglobulin complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth C]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth C]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B [auth C]	IPR003599	Immunoglobulin domain subtype	Domain
B [auth C]	IPR013151	Immunoglobulin-like beta-sandwich domain	Domain
B [auth C]	IPR050412	Immunoglobulin-like Receptors in Immune Regulation	Family
A	IPR003597	Immunoglobulin C1-set	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR007110	Immunoglobulin-like domain	Domain
A	IPR050380	Immune Recognition and Response Modulators	Family
A	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site

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.