Annotations: 2L5X

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2l5xa_	All beta proteins	beta-Trefoil	Cytokine	Interleukin-1 (IL-1)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d2l5xd_	All beta proteins	beta-Trefoil	Cytokine	Interleukin-1 (IL-1)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2l5xb_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d2l5xc_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cytokine	8042018	3000648	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cytokine	8042018	3000648	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	EF-hand	8034916	3001983	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	EF-hand	8034916	3001983	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)
A	IL1	e2l5xA1	A: beta duplicates or obligate multimers	X: beta-Trefoil (From Topology)	H: beta-Trefoil (From Topology)	T: beta-Trefoil	F: IL1	ECOD (1.6)
D	IL1	e2l5xD1	A: beta duplicates or obligate multimers	X: beta-Trefoil (From Topology)	H: beta-Trefoil (From Topology)	T: beta-Trefoil	F: IL1	ECOD (1.6)
B	S_100	e2l5xB1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)
C	S_100	e2l5xC1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
D	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
B	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
C	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, D	PF00340	Interleukin-1 / 18 (IL1)	Interleukin-1 / 18	This family includes interleukin-1 and interleukin-18.	Domain
B, C	PF01023	S-100/ICaBP type calcium binding domain (S_100)	S-100/ICaBP type calcium binding domain	The S-100 domain is a subfamily of the EF-hand calcium binding proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, D	Interleukin-1 alpha	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding protein binding interleukin-1 receptor binding signaling receptor binding cytokine receptor binding growth factor receptor binding molecular transducer activity molecular function activator activity cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding protein binding interleukin-1 receptor binding signaling receptor binding cytokine receptor binding growth factor receptor binding molecular transducer activity molecular function activator activity signaling receptor activity signaling receptor activator activity molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity	multicellular organismal process regulation of cellular process cellular developmental process regulation of developmental process regulation of reproductive process reproductive process sex differentiation negative regulation of biological process cell development regulation of cell differentiation developmental process involved in reproduction epithelial cell differentiation regulation of epithelial cell differentiation Sertoli cell differentiation male gonad development multicellular organismal process regulation of cellular process cellular developmental process regulation of developmental process regulation of reproductive process reproductive process sex differentiation negative regulation of biological process cell development regulation of cell differentiation developmental process involved in reproduction epithelial cell differentiation regulation of epithelial cell differentiation Sertoli cell differentiation male gonad development regulation of cell development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics cell differentiation anatomical structure development negative regulation of cellular process reproductive structure development regulation of multicellular organismal process negative regulation of cell differentiation system development developmental process epithelium development regulation of biological process regulation of multicellular organismal development negative regulation of epithelial cell differentiation gonad development reproductive system development negative regulation of developmental process Sertoli cell development biological regulation animal organ development establishment of Sertoli cell barrier regulation of establishment of Sertoli cell barrier tissue development negative regulation of cell development epithelial cell development negative regulation of reproductive process cellular process negative regulation of establishment of Sertoli cell barrier cellular response to stimulus positive regulation of cell communication positive regulation of signal transduction response to stimulus signaling regulation of cellular response to stress positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus stress-activated MAPK cascade cellular response to stress regulation of intracellular signal transduction response to stress regulation of response to stress intracellular signaling cassette signal transduction positive regulation of stress-activated protein kinase signaling cascade positive regulation of cellular process regulation of signaling positive regulation of stress-activated MAPK cascade positive regulation of MAPK cascade regulation of stress-activated protein kinase signaling cascade positive regulation of intracellular signal transduction regulation of MAPK cascade regulation of stress-activated MAPK cascade stress-activated protein kinase signaling cascade regulation of response to stimulus MAPK cascade regulation of cell communication positive regulation of signaling cell surface receptor signaling pathway response to cytokine cytokine-mediated signaling pathway response to peptide response to chemical cellular response to cytokine stimulus heart development circulatory system development spermatogenesis sexual reproduction multicellular organismal reproductive process male gamete generation gamete generation response to nutrient levels response to monosaccharide response to carbohydrate response to nutrient response to oxygen-containing compound response to L-ascorbic acid response to vitamin regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process cellular response to heat response to heat response to abiotic stimulus response to temperature stimulus apoptotic process cell death programmed cell death regulation of steroid biosynthetic process steroid metabolic process regulation of lipid metabolic process lipid biosynthetic process regulation of primary metabolic process positive regulation of lipid metabolic process steroid biosynthetic process regulation of steroid metabolic process primary metabolic process positive regulation of steroid biosynthetic process positive regulation of lipid biosynthetic process positive regulation of steroid metabolic process regulation of lipid biosynthetic process lipid metabolic process positive regulation of cell division cell division regulation of cell division positive regulation of organelle organization regulation of cellular component organization positive regulation of cellular component organization regulation of mitotic nuclear division positive regulation of mitotic nuclear division mitotic cell cycle cellular component organization regulation of mitotic cell cycle positive regulation of cell cycle process cellular component organization or biogenesis cell cycle regulation of cell cycle cell cycle process mitotic nuclear division regulation of cell cycle process organelle fission positive regulation of nuclear division regulation of organelle organization positive regulation of cell cycle organelle organization nuclear division mitotic cell cycle process regulation of nuclear division signal transduction in absence of ligand extrinsic apoptotic signaling pathway apoptotic signaling pathway extrinsic apoptotic signaling pathway in absence of ligand positive regulation of JNK cascade JNK cascade regulation of JNK cascade programmed cell death involved in cell development ectopic germ cell programmed cell death response to decreased oxygen levels response to hypoxia response to oxygen levels positive regulation of cell population proliferation regulation of leukocyte activation regulation of cell activation mononuclear cell differentiation lymphocyte differentiation T cell differentiation in thymus positive regulation of cell activation T cell activation lymphocyte proliferation positive regulation of leukocyte activation regulation of immature T cell proliferation regulation of immune system process T cell differentiation positive regulation of immune system process regulation of leukocyte proliferation cell population proliferation positive regulation of T cell activation positive regulation of immature T cell proliferation positive regulation of lymphocyte proliferation regulation of immature T cell proliferation in thymus positive regulation of T cell proliferation regulation of cell population proliferation mononuclear cell proliferation regulation of leukocyte cell-cell adhesion positive regulation of leukocyte proliferation positive regulation of multicellular organismal process leukocyte differentiation immature T cell proliferation in thymus positive regulation of leukocyte cell-cell adhesion lymphocyte activation leukocyte proliferation leukocyte cell-cell adhesion leukocyte activation positive regulation of cell-cell adhesion positive regulation of lymphocyte activation cell adhesion cell-cell adhesion positive regulation of mononuclear cell proliferation regulation of cell-cell adhesion positive regulation of immature T cell proliferation in thymus T cell proliferation regulation of lymphocyte proliferation hemopoiesis positive regulation of cell adhesion regulation of cell adhesion cell activation regulation of T cell activation immature T cell proliferation regulation of T cell proliferation immune system process regulation of mononuclear cell proliferation regulation of lymphocyte activation positive regulation of DNA-templated transcription RNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II nucleobase-containing compound biosynthetic process nucleic acid metabolic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process regulation of DNA-templated transcription sodium ion homeostasis inorganic ion homeostasis homeostatic process intracellular sodium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis positive regulation of canonical NF-kappaB signal transduction canonical NF-kappaB signal transduction regulation of canonical NF-kappaB signal transduction response to copper ion response to metal ion negative regulation of extrinsic apoptotic signaling pathway in absence of ligand negative regulation of signaling regulation of programmed cell death negative regulation of cell communication negative regulation of signal transduction in absence of ligand negative regulation of extrinsic apoptotic signaling pathway negative regulation of apoptotic signaling pathway negative regulation of response to stimulus negative regulation of programmed cell death regulation of apoptotic process negative regulation of signal transduction regulation of extrinsic apoptotic signaling pathway negative regulation of apoptotic process regulation of extrinsic apoptotic signaling pathway in absence of ligand regulation of apoptotic signaling pathway positive regulation of ERK1 and ERK2 cascade ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade regulation of cytokine production cytokine production regulation of vascular endothelial growth factor production vascular endothelial growth factor production positive regulation of vascular endothelial growth factor production positive regulation of cytokine production immune response positive regulation of locomotion regulation of cell motility positive regulation of cell migration positive regulation of cell motility regulation of cell migration myeloid leukocyte migration cell migration cell motility locomotion regulation of leukocyte migration positive regulation of neutrophil migration positive regulation of leukocyte migration neutrophil migration granulocyte migration leukocyte migration regulation of locomotion regulation of neutrophil migration interleukin-6 production positive regulation of interleukin-6 production regulation of interleukin-6 production regulation of cytoskeleton organization regulation of actin filament-based process actin cytoskeleton organization regulation of actin cytoskeleton organization actin filament-based process cytoskeleton organization response to oxidative stress response to ozone response to reactive oxygen species wound healing connective tissue replacement involved in inflammatory response wound healing wound healing involved in inflammatory response defense response inflammatory response to wounding tissue remodeling connective tissue replacement inflammatory response response to wounding biological process involved in interspecies interaction between organisms response to lipid response to other organism cellular response to lipopolysaccharide 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 bacterium cellular response to lipid response to external biotic stimulus response to molecule of bacterial origin fever generation acute-phase response heat generation multicellular organismal-level homeostasis temperature homeostasis acute inflammatory response protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of protein localization transport positive regulation of establishment of protein localization positive regulation of secretion by cell protein localization to extracellular region positive regulation of protein transport localization regulation of secretion by cell secretion by cell positive regulation of secretion cellular macromolecule localization regulation of transport secretion regulation of establishment of protein localization establishment of protein localization to extracellular region export from cell regulation of protein transport protein secretion establishment of localization positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport protein transport regulation of cellular localization macromolecule localization positive regulation of protein localization negative regulation of cell population proliferation angiogenesis regulation of vasculature development positive regulation of developmental process tube morphogenesis regulation of anatomical structure morphogenesis blood vessel development blood vessel morphogenesis tube development positive regulation of angiogenesis vasculature development anatomical structure morphogenesis positive regulation of vasculature development regulation of angiogenesis anatomical structure formation involved in morphogenesis keratinization epidermal cell differentiation epidermis development skin development keratinocyte differentiation regulation of interleukin-2 production interleukin-2 production positive regulation of interleukin-2 production response to ionizing radiation response to radiation response to gamma radiation regulation of prostaglandin secretion monocarboxylic acid transport fatty acid transport prostaglandin secretion positive regulation of icosanoid secretion carboxylic acid transport lipid transport regulation of fatty acid transport organic acid transport positive regulation of lipid transport lipid export from cell prostaglandin transport regulation of lipid transport icosanoid transport signal release regulation of icosanoid secretion positive regulation of prostaglandin secretion icosanoid secretion organic anion transport cell-cell signaling lipid localization positive regulation of lipid localization positive regulation of organic acid transport regulation of lipid localization regulation of organic acid transport positive regulation of fatty acid transport regulation of tumor necrosis factor production positive regulation of tumor necrosis factor superfamily cytokine production tumor necrosis factor superfamily cytokine production positive regulation of tumor necrosis factor production tumor necrosis factor production regulation of tumor necrosis factor superfamily cytokine production	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol extracellular region extracellular space cell surface membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
B, C	Protein S100-A13	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding transition metal ion binding copper ion binding fibroblast growth factor binding protein binding growth factor binding identical protein binding protein homodimerization activity protein dimerization activity cation binding ion binding binding calcium ion binding metal ion binding small molecule binding transition metal ion binding copper ion binding fibroblast growth factor binding protein binding growth factor binding identical protein binding protein homodimerization activity protein dimerization activity RAGE receptor binding signaling receptor binding lipid binding calcium-dependent protein binding zinc ion binding	cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of cellular process regulation of biological process regulation of signaling biological regulation positive regulation of intracellular signal transduction canonical NF-kappaB signal transduction regulation of response to stimulus regulation of cell communication regulation of canonical NF-kappaB signal transduction cellular process positive regulation of signaling multicellular organismal process interleukin-1 production positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of interleukin-1 alpha production positive regulation of biosynthetic process regulation of cytokine production cytokine production regulation of multicellular organismal process positive regulation of interleukin-1 production positive regulation of macromolecule metabolic process regulation of biosynthetic process regulation of interleukin-1 production regulation of macromolecule metabolic process gene expression regulation of interleukin-1 alpha production macromolecule biosynthetic process regulation of gene expression interleukin-1 alpha production biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process protein localization establishment of protein localization cellular localization nitrogen compound transport transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation establishment of organelle localization regulated exocytosis cell activation involved in immune response leukocyte degranulation myeloid leukocyte activation myeloid leukocyte mediated immunity vesicle-mediated transport leukocyte activation secretion by cell organelle localization leukocyte activation involved in immune response establishment of localization in cell mast cell activation leukocyte mediated immunity mast cell mediated immunity immune response secretion cell activation vacuolar localization export from cell mast cell degranulation myeloid cell activation involved in immune response immune effector process mast cell activation involved in immune response exocytosis immune system process lysosome localization	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen cytoplasm cytosol cell periphery plasma membrane membrane nucleoplasm extracellular region perinuclear region of cytoplasm extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D	IPR020877	Interleukin-1 conserved site	Conserved Site
A, D	IPR008996	Cytokine IL1/FGF	Homologous Superfamily
A, D	IPR003295	Interleukin-1 alpha	Family
A, D	IPR000975	Interleukin-1 family	Family
A, D	IPR003502	Interleukin-1 propeptide	Domain
B, C	IPR011992	EF-hand domain pair	Homologous Superfamily
B, C	IPR013787	S100/CaBP-9k-type, calcium binding, subdomain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, D	Pharos: P01583	cardiomyopathy anthracosis Leber hereditary optic neuropathy MERRF syndrome hemolytic-uremic syndrome polymyositis dermatomyositis Kearns-Sayre syndrome malignant mesothelioma MELAS syndrome mesenchymal chondrosarcoma Heat Stroke non-alcoholic fatty liver disease inborn mitochondrial myopathy skin neoplasm cardiomyopathy anthracosis Leber hereditary optic neuropathy MERRF syndrome hemolytic-uremic syndrome polymyositis dermatomyositis Kearns-Sayre syndrome malignant mesothelioma MELAS syndrome mesenchymal chondrosarcoma Heat Stroke non-alcoholic fatty liver disease inborn mitochondrial myopathy skin neoplasm HIV wasting syndrome allergic contact dermatitis progressive external ophthalmoplegia skin cancer dissociative amnesia brain ischemia chorioamnionitis skin disease ankylosing spondylitis endometriosis funisitis acne schizophrenia cutaneous lupus erythematosus juvenile dermatomyositis ulcerative colitis lung carcinoma autoimmune disease brain injury burn myocardial ischemia cancer hypotensive disorder coronary artery disease cystic fibrosis intervertebral disc degenerative disorder amnionitis diarrheal disease vitiligo drug-induced liver injury head and neck squamous cell carcinoma oligodendroglioma allergic rhinitis depressive disorder inflammatory bowel disease amnestic disorder ischemia reperfusion injury keratoconus tuberculosis lung cancer arthritic joint disease

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.