Annotations: 8BPE

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
Q [auth I]	F_UNCLASSIFIED	e8bpeI1	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)
N [auth S]	F_UNCLASSIFIED	e8bpeS1	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)
M [auth Q]	F_UNCLASSIFIED	e8bpeQ1	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)
L [auth N]	F_UNCLASSIFIED	e8bpeN1	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)
K [auth R]	F_UNCLASSIFIED	e8bpeR1	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)
J [auth O]	F_UNCLASSIFIED	e8bpeO1	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)
F [auth P]	F_UNCLASSIFIED	e8bpeP1	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)
D [auth M]	F_UNCLASSIFIED	e8bpeM1	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)
S [auth L]	F_UNCLASSIFIED	e8bpeL1	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)
P [auth A]	F_UNCLASSIFIED	e8bpeA2	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)
O [auth B]	F_UNCLASSIFIED	e8bpeB1	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)
I [auth E]	F_UNCLASSIFIED	e8bpeE2	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)
H [auth G]	F_UNCLASSIFIED	e8bpeG2	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)
G [auth F]	F_UNCLASSIFIED	e8bpeF2	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)
E [auth D]	F_UNCLASSIFIED	e8bpeD2	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)
C [auth K]	F_UNCLASSIFIED	e8bpeK2	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 [auth H]	F_UNCLASSIFIED	e8bpeH2	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)
A [auth C]	F_UNCLASSIFIED	e8bpeC1	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
Q [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
P [auth A]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
O [auth B]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
I [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
H [auth G]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
G [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth K]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
R [auth J]	Immunoglobulin J chain	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity protein-containing complex binding immunoglobulin binding IgA binding signaling receptor binding immunoglobulin receptor binding protein-macromolecule adaptor activity molecular adaptor activity antigen binding	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis regulation of biological process positive regulation of respiratory burst regulation of cellular process biological regulation positive regulation of biological process positive regulation of metabolic process respiratory burst cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis regulation of biological process positive regulation of respiratory burst regulation of cellular process biological regulation positive regulation of biological process positive regulation of metabolic process respiratory burst metabolic process regulation of respiratory burst regulation of metabolic process positive regulation of cellular process response to stimulus immune response immune system process adaptive immune response humoral immune response biological process involved in interspecies interaction between organisms response to other organism defense 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 response to bacterium response to external biotic stimulus innate immune response multicellular organismal process renal system process system process glomerular filtration renal filtration	cellular anatomical structure extracellular region extracellular space blood microparticle IgA immunoglobulin complex, circulating dimeric IgA immunoglobulin complex protein-containing complex IgA immunoglobulin complex polymeric IgA immunoglobulin complex immunoglobulin complex, circulating immunoglobulin complex secretory IgA immunoglobulin complex extracellular exosome membrane-bounded organelle cellular anatomical structure extracellular region extracellular space blood microparticle IgA immunoglobulin complex, circulating dimeric IgA immunoglobulin complex protein-containing complex IgA immunoglobulin complex polymeric IgA immunoglobulin complex immunoglobulin complex, circulating immunoglobulin complex secretory IgA immunoglobulin complex extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle vesicle extracellular membrane-bounded organelle monomeric IgA immunoglobulin complex IgM immunoglobulin complex IgM immunoglobulin complex, circulating pentameric IgM immunoglobulin complex secretory dimeric IgA immunoglobulin complex
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	Fas apoptotic inhibitory molecule 3	protein-containing complex binding binding immunoglobulin binding IgM binding polymeric immunoglobulin binding IgM receptor activity molecular transducer activity immunoglobulin receptor activity transmembrane signaling receptor activity signaling receptor activity immune receptor activity high-affinity IgM receptor activity	localization multicellular organismal process transport cellular process establishment of localization immunoglobulin transcytosis in epithelial cells transcytosis vesicle-mediated transport regulation of biological process regulation of cellular process negative regulation of programmed cell death regulation of apoptotic process biological regulation negative regulation of biological process localization multicellular organismal process transport cellular process establishment of localization immunoglobulin transcytosis in epithelial cells transcytosis vesicle-mediated transport regulation of biological process regulation of cellular process negative regulation of programmed cell death regulation of apoptotic process biological regulation negative regulation of biological process regulation of programmed cell death cell death negative regulation of apoptotic process negative regulation of cellular process apoptotic process programmed cell death import into cell Fc receptor-mediated immune complex endocytosis receptor-mediated endocytosis endocytosis response to stimulus defense response response to stress cellular defense response adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity humoral immune response immune response immunoglobulin mediated immune response adaptive immune response immune effector process humoral immune response mediated by circulating immunoglobulin immune system process B cell mediated immunity leukocyte mediated immunity cellular response to stimulus signaling signal transduction cell communication regulation of B cell receptor signaling pathway immune response-regulating cell surface receptor signaling pathway positive regulation of biological process regulation of antigen receptor-mediated signaling pathway regulation of signal transduction positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process regulation of signaling cell surface receptor signaling pathway immune response-activating cell surface receptor signaling pathway B cell receptor signaling pathway regulation of response to stimulus regulation of immune response regulation of cell communication antigen receptor-mediated signaling pathway activation of immune response	vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm organelle membrane lysosome Golgi apparatus endomembrane system extracellular region endosome membrane early endosome endosome intracellular vesicle early endosome membrane cytoplasmic vesicle membrane cytoplasmic vesicle vesicle membrane vesicle centrosome microtubule organizing center cytoskeleton membraneless organelle intracellular membraneless organelle microtubule cytoskeleton Golgi apparatus subcompartment organelle subcompartment trans-Golgi network membrane trans-Golgi network cell periphery plasma membrane nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
A [auth C], B [auth H], C [auth K], E [auth D], G [auth F], A [auth C], B [auth H], C [auth K], E [auth D], G [auth F], H [auth G], I [auth E], O [auth B], P [auth A], S [auth L]	Immunoglobulin heavy constant mu	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
R [auth J]	IPR024110	Immunoglobulin J chain	Family
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	IPR013106	Immunoglobulin V-set domain	Domain
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	IPR003599	Immunoglobulin domain subtype	Domain
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	IPR050671	CD300 family immune receptors	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
R [auth J]	Pharos: P01591	pancreatic intraductal papillary-mucinous neoplasm psoriasis B-cell chronic lymphocytic leukemia Bruton-type agammaglobulinemia cutaneous lupus erythematosus lung carcinoma malignant ependymoma malignant pancreatic neoplasm pancreatic ductal adenocarcinoma periodontitis tuberculosis breast cancer chronic kidney disease lung adenocarcinoma lymphoplasmacytic lymphoma pancreatic intraductal papillary-mucinous neoplasm psoriasis B-cell chronic lymphocytic leukemia Bruton-type agammaglobulinemia cutaneous lupus erythematosus lung carcinoma malignant ependymoma malignant pancreatic neoplasm pancreatic ductal adenocarcinoma periodontitis tuberculosis breast cancer chronic kidney disease lung adenocarcinoma lymphoplasmacytic lymphoma malignant glioma MALT lymphoma pancreatic intraductal papillary-mucinous carcinoma pituitary cancer ulcerative colitis breast carcinoma common variable immunodeficiency lung cancer malignant colon neoplasm malignant mesothelioma osteosarcoma
D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], D [auth M], F [auth P], J [auth O], K [auth R], L [auth N], M [auth Q], N [auth S], Q [auth I]	Pharos: O60667	nasopharyngeal carcinoma psoriasis atypical teratoid rhabdoid tumor Chemically-Induced Liver Toxicity glioblastoma interstitial cystitis lung cancer malignant glioma osteosarcoma Sjogren syndrome B-cell chronic lymphocytic leukemia cutaneous lupus erythematosus drug-induced liver injury invasive ductal breast carcinoma lymphoplasmacytic lymphoma nasopharyngeal carcinoma psoriasis atypical teratoid rhabdoid tumor Chemically-Induced Liver Toxicity glioblastoma interstitial cystitis lung cancer malignant glioma osteosarcoma Sjogren syndrome B-cell chronic lymphocytic leukemia cutaneous lupus erythematosus drug-induced liver injury invasive ductal breast carcinoma lymphoplasmacytic lymphoma medulloblastoma ovarian cancer ulcerative colitis ductal breast carcinoma in situ large cell medulloblastoma malignant ependymoma

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.