4ZCH | pdb_00004zch

Single-chain human APRIL-BAFF-BAFF Heterotrimer

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	TNF-like	8040716	3000061	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TNF-like	8070333	3000061	SCOP2B (2022-06-29)
A	SCOP2 Family	TNF-like	8070332	4000294	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TNF-like	8070333	3000061	SCOP2 (2022-06-29)
A	SCOP2B Superfamily	TNF-like	8040716	3000061	SCOP2B (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	SMC_N, AAA_23	e4zchB1	A: alpha bundles	X: OB-fold	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: SMC_N, AAA_23	ECOD (develop294)
A	Ribosomal_S17,Ribosomal_S17_N	e4zchA1	A: alpha bundles	X: OB-fold	H: Nucleic acid-binding protein	T: Nucleic acid-binding protein	F: Ribosomal_S17,Ribosomal_S17_N	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.120.40	Mainly Beta	Sandwich	Jelly Rolls		CATH (utative)
A	2.60.120.40	Mainly Beta	Sandwich	Jelly Rolls		CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00229	TNF(Tumour Necrosis Factor) family (TNF)	TNF(Tumour Necrosis Factor) family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Tumor necrosis factor ligand superfamily member 13,Tumor necrosis factor ligand superfamily member 13B,Tumor necrosis factor ligand superfamily member 13B	protein binding binding signaling receptor binding molecular function activator activity molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity cytokine receptor binding tumor necrosis factor receptor superfamily binding tumor necrosis factor receptor binding	regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation biological regulation positive regulation of biological process cellular process positive regulation of cellular process response to stimulus immune response immune system process multicellular organismal process multicellular organismal-level homeostasis regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation biological regulation positive regulation of biological process cellular process positive regulation of cellular process response to stimulus immune response immune system process multicellular organismal process multicellular organismal-level homeostasis leukocyte homeostasis homeostatic process homeostasis of number of cells lymphocyte homeostasis positive regulation of B cell proliferation regulation of leukocyte activation regulation of cell activation lymphocyte activation leukocyte proliferation leukocyte activation positive regulation of lymphocyte activation positive regulation of cell activation regulation of B cell proliferation lymphocyte proliferation regulation of B cell activation positive regulation of leukocyte activation positive regulation of mononuclear cell proliferation regulation of immune system process regulation of multicellular organismal process positive regulation of immune system process regulation of lymphocyte proliferation regulation of leukocyte proliferation B cell activation cell activation positive regulation of lymphocyte proliferation B cell proliferation positive regulation of B cell activation mononuclear cell proliferation positive regulation of leukocyte proliferation regulation of mononuclear cell proliferation positive regulation of multicellular organismal process regulation of lymphocyte activation adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains B cell activation involved in immune response positive regulation of macromolecule biosynthetic process regulation of primary metabolic process multicellular organism development positive regulation of immune response positive regulation of macromolecule metabolic process positive regulation of isotype switching to IgA isotypes system development positive regulation of DNA recombination positive regulation of immunoglobulin mediated immune response DNA recombination primary metabolic process DNA metabolic process immune effector process regulation of gene expression biosynthetic process positive regulation of DNA metabolic process regulation of response to stimulus B cell mediated immunity positive regulation of production of molecular mediator of immune response metabolic process regulation of macromolecule biosynthetic process regulation of DNA metabolic process immunoglobulin production regulation of developmental process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains somatic cell DNA recombination somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments positive regulation of biosynthetic process regulation of immunoglobulin mediated immune response leukocyte activation involved in immune response positive regulation of isotype switching positive regulation of immune effector process production of molecular mediator of immune response positive regulation of immunoglobulin production regulation of isotype switching isotype switching to IgA isotypes regulation of macromolecule metabolic process macromolecule biosynthetic process nucleic acid metabolic process positive regulation of gene expression somatic diversification of immune receptors via germline recombination within a single locus lymphocyte mediated immunity regulation of immune effector process regulation of DNA recombination positive regulation of leukocyte mediated immunity cell activation involved in immune response nucleobase-containing compound metabolic process positive regulation of developmental process positive regulation of metabolic process anatomical structure development leukocyte mediated immunity somatic diversification of immune receptors regulation of nucleobase-containing compound metabolic process positive regulation of adaptive immune response somatic recombination of immunoglobulin genes involved in immune response developmental process regulation of adaptive immune response regulation of B cell mediated immunity somatic diversification of immunoglobulins regulation of leukocyte mediated immunity regulation of immune response macromolecule metabolic process regulation of production of molecular mediator of immune response regulation of metabolic process isotype switching immune system development immunoglobulin production involved in immunoglobulin-mediated immune response positive regulation of lymphocyte mediated immunity regulation of isotype switching to IgA isotypes positive regulation of B cell mediated immunity positive regulation of response to stimulus regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte activation involved in immune response regulation of biosynthetic process gene expression immunoglobulin mediated immune response adaptive immune response regulation of lymphocyte mediated immunity regulation of immunoglobulin production cellular response to stimulus signaling signal transduction cell communication B cell costimulation lymphocyte costimulation skin development animal organ development B cell homeostasis positive regulation of germinal center formation regulation of germinal center formation germinal center formation regulation of anatomical structure morphogenesis anatomical structure morphogenesis anatomical structure formation involved in morphogenesis T cell activation T cell proliferation cell surface receptor signaling pathway response to cytokine cytokine-mediated signaling pathway response to peptide cellular response to tumor necrosis factor response to chemical tumor necrosis factor-mediated signaling pathway cellular response to cytokine stimulus response to tumor necrosis factor positive regulation of leukocyte cell-cell adhesion leukocyte cell-cell adhesion positive regulation of cell-cell adhesion cell adhesion cell-cell adhesion 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 T cell costimulation transitional one stage B cell differentiation cellular developmental process immature B cell differentiation hemopoiesis cell development mononuclear cell differentiation lymphocyte differentiation transitional stage B cell differentiation B cell differentiation cell differentiation leukocyte differentiation positive regulation of T cell proliferation regulation of T cell proliferation	cellular anatomical structure membrane extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cellular anatomical structure membrane extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen anchoring junction cell junction focal adhesion cell-substrate junction cell periphery plasma membrane perinuclear region of cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR008983	Tumour necrosis factor-like domain superfamily	Homologous Superfamily
A, B	IPR051748	Tumor Necrosis Factor Ligand Superfamily	Family
A, B	IPR006052	Tumour necrosis factor domain	Domain
A, B	IPR021184	Tumour necrosis factor, conserved site	Conserved Site
A, B	IPR008983	Tumour necrosis factor-like domain superfamily	Homologous Superfamily
A, B	IPR051748	Tumor Necrosis Factor Ligand Superfamily	Family
A, B	IPR006052	Tumour necrosis factor domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9Y275	IgA glomerulonephritis colorectal cancer Abortion, Spontaneous central nervous system cancer metabolic syndrome X uterine corpus leiomyoma esophageal squamous cell carcinoma schizophrenia atrial fibrillation colorectal carcinoma multiple sclerosis ovarian cancer sarcoidosis systemic lupus erythematosus arthritic joint disease IgA glomerulonephritis colorectal cancer Abortion, Spontaneous central nervous system cancer metabolic syndrome X uterine corpus leiomyoma esophageal squamous cell carcinoma schizophrenia atrial fibrillation colorectal carcinoma multiple sclerosis ovarian cancer sarcoidosis systemic lupus erythematosus arthritic joint disease breast cancer cystic fibrosis glioblastoma interstitial cystitis large cell medulloblastoma medulloblastoma non-small cell lung carcinoma pancreatic ductal adenocarcinoma Sjogren syndrome tuberculosis astrocytic tumor chronic obstructive pulmonary disease Duchenne muscular dystrophy head and neck cancer invasive ductal breast carcinoma lung carcinoma Mood Disorders osteosarcoma pilocytic astrocytoma subependymal giant cell astrocytoma ulcerative colitis autoimmune disease Crohn disease gastric carcinoma hematologic disease juvenile dermatomyositis malignant glioma

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.