Annotations: 1BUY

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1buya_	All alpha proteins	4-helical cytokines	4-helical cytokines	Short-chain cytokines	Erythropoietin	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	SCOP2 Family	Short-chain cytokines	8024707	4000852	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	4-helical cytokines	8037086	3001717	SCOP2 (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	EPO_TPO	e1buyA1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: EPO_TPO	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00758	Erythropoietin/thrombopoietin (EPO_TPO)	Erythropoietin/thrombopoietin	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN (ERYTHROPOIETIN)	protein binding binding signaling receptor binding cytokine receptor binding erythropoietin receptor binding enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity cytokine activity protein binding binding signaling receptor binding cytokine receptor binding erythropoietin receptor binding enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity hormone activity	response to stimulus response to stress response to wounding response to axon injury response to organic substance response to hormone response to chemical response to endogenous stimulus response to estrogen cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling response to stimulus response to stress response to wounding response to axon injury response to organic substance response to hormone response to chemical response to endogenous stimulus response to estrogen cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus positive regulation of ERK1 and ERK2 cascade regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of cellular process regulation of biological process regulation of signaling positive regulation of MAPK cascade biological regulation positive regulation of intracellular signal transduction regulation of MAPK cascade regulation of response to stimulus MAPK cascade regulation of cell communication cellular process ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade positive regulation of signaling erythropoietin-mediated signaling pathway cell surface receptor signaling pathway response to cytokine response to erythropoietin cytokine-mediated signaling pathway cellular response to chemical stimulus cellular response to erythropoietin cellular response to cytokine stimulus cellular response to organic substance response to ketone response to lipid response to oxygen-containing compound response to testosterone response to organic cyclic compound response to interleukin-1 response to nutrient levels response to nutrient response to vitamin A response to vitamin regulation of localization negative regulation of ion transmembrane transporter activity negative regulation of cation channel activity transport monoatomic ion transmembrane transport negative regulation of monoatomic ion transport negative regulation of biological process regulation of transmembrane transporter activity negative regulation of transport regulation of monoatomic ion transmembrane transport negative regulation of transmembrane transport regulation of transporter activity monoatomic cation transmembrane transport localization negative regulation of monoatomic ion transmembrane transport negative regulation of cellular process negative regulation of cation transmembrane transport monoatomic ion transport monoatomic cation transport regulation of monoatomic ion transmembrane transporter activity regulation of transport regulation of monoatomic ion transport negative regulation of transporter activity negative regulation of molecular function establishment of localization regulation of cation channel activity transmembrane transport regulation of molecular function regulation of transmembrane transport regulation of monoatomic cation transmembrane transport myeloid cell apoptotic process negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process erythrocyte apoptotic process negative regulation of myeloid cell apoptotic process apoptotic process regulation of myeloid cell apoptotic process programmed cell death negative regulation of erythrocyte apoptotic process regulation of erythrocyte apoptotic process response to osmotic stress cellular response to chemical stress cellular response to osmotic stress cellular response to environmental stimulus hyperosmotic response cellular hyperosmotic response cellular response to stress response to abiotic stimulus cellular response to abiotic stimulus developmental process multicellular organism development multicellular organismal process multi-multicellular organism process reproductive process anatomical structure development female pregnancy embryo implantation multi-organism reproductive process regulation of neuron projection development regulation of cellular component organization positive regulation of cellular component organization cellular developmental process cell projection organization cell development neuron projection development cellular component organization neurogenesis neuron differentiation positive regulation of neuron projection development cell differentiation positive regulation of cell projection organization cellular component organization or biogenesis system development plasma membrane bounded cell projection organization regulation of cell projection organization nervous system development generation of neurons neuron development regulation of plasma membrane bounded cell projection organization response to electrical stimulus cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation regulation of leukocyte activation regulation of cell activation positive regulation of cell activation T cell activation lymphocyte proliferation positive regulation of leukocyte activation regulation of immune system process positive regulation of immune system process regulation of leukocyte proliferation positive regulation of T cell activation positive regulation of lymphocyte proliferation positive regulation of T cell proliferation positive regulation of activated T cell proliferation mononuclear cell proliferation regulation of leukocyte cell-cell adhesion positive regulation of leukocyte proliferation positive regulation of multicellular organismal process regulation of activated T cell proliferation positive regulation of leukocyte cell-cell adhesion lymphocyte activation leukocyte proliferation leukocyte cell-cell adhesion leukocyte activation activated T cell proliferation positive regulation of cell-cell adhesion positive regulation of lymphocyte activation cell adhesion cell-cell adhesion positive regulation of mononuclear cell proliferation regulation of multicellular organismal process regulation of cell-cell adhesion T cell proliferation regulation of lymphocyte proliferation positive regulation of cell adhesion regulation of cell adhesion cell activation regulation of T cell activation regulation of T cell proliferation immune system process regulation of mononuclear cell proliferation regulation of lymphocyte activation response to glucocorticoid response to corticosteroid response to steroid hormone response to dexamethasone regulation of developmental process regulation of cell differentiation positive regulation of neuron differentiation positive regulation of developmental process positive regulation of cell differentiation regulation of neuron differentiation acute-phase response defense response inflammatory response acute inflammatory response organonitrogen compound metabolic process hemoglobin biosynthetic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process macromolecule biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process macromolecule metabolic process protein metabolic process hemoglobin metabolic process regulation of cellular response to stress regulation of response to osmotic stress regulation of cellular response to osmotic stress negative regulation of apoptotic signaling pathway intrinsic apoptotic signaling pathway regulation of intrinsic apoptotic signaling pathway in response to osmotic stress intrinsic apoptotic signaling pathway in response to osmotic stress regulation of apoptotic signaling pathway negative regulation of signaling negative regulation of intracellular signal transduction regulation of intrinsic apoptotic signaling pathway negative regulation of cell communication regulation of response to stress negative regulation of intrinsic apoptotic signaling pathway in response to osmotic stress negative regulation of response to stimulus negative regulation of signal transduction apoptotic signaling pathway negative regulation of intrinsic apoptotic signaling pathway positive regulation of phosphorylation positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of phosphate metabolic process peptidyl-amino acid modification phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process protein modification process phosphorus metabolic process positive regulation of protein phosphorylation tyrosine phosphorylation of STAT protein protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation regulation of protein metabolic process regulation of cellular metabolic process macromolecule modification regulation of phosphorus metabolic process regulation of metabolic process cell surface receptor signaling pathway via STAT regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process peptidyl-tyrosine modification positive regulation of peptidyl-tyrosine phosphorylation positive regulation of protein modification process regulation of tyrosine phosphorylation of STAT protein regulation of peptidyl-tyrosine phosphorylation regulation of macromolecule metabolic process positive regulation of tyrosine phosphorylation of STAT protein regulation of phosphorylation peptidyl-tyrosine phosphorylation cell surface receptor signaling pathway via JAK-STAT response to decreased oxygen levels response to hypoxia response to oxygen levels positive regulation of macromolecule biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process regulation of RNA biosynthetic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process gene expression nucleic acid metabolic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process homeostatic process hemopoiesis erythrocyte differentiation multicellular organismal-level homeostasis myeloid cell differentiation homeostasis of number of cells myeloid cell homeostasis erythrocyte homeostasis negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of RNA metabolic process negative regulation of macromolecule metabolic process negative regulation of biosynthetic process regulation of calcium ion transport cellular localization regulation of calcium ion transport into cytosol calcium ion transport metal ion transport regulation of calcium ion transmembrane transport regulation of biological quality negative regulation of calcium ion transport into cytosol regulation of metal ion transport calcium ion transmembrane import into cytosol positive regulation of cytosolic calcium ion concentration inorganic ion transmembrane transport inorganic cation transmembrane transport negative regulation of calcium ion transport regulation of cellular localization negative regulation of calcium ion transmembrane transport negative regulation of cytosolic calcium ion concentration calcium ion transmembrane transport calcium ion transport into cytosol erythrocyte development erythrocyte maturation developmental maturation anatomical structure maturation myeloid cell development cell maturation biological process involved in interspecies interaction between organisms response to other organism response to external stimulus response to lipopolysaccharide response to biotic stimulus response to bacterium response to external biotic stimulus response to molecule of bacterial origin small GTPase-mediated signal transduction regulation of small GTPase mediated signal transduction regulation of Ras protein signal transduction positive regulation of Ras protein signal transduction Ras protein signal transduction positive regulation of small GTPase mediated signal transduction response to salt stress system process circulatory system process blood circulation response to hyperoxia response to increased oxygen levels	cell surface cellular anatomical entity extracellular region cell body extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003013	Erythropoietin	Family
A	IPR019767	Erythropoietin/thrombopoeitin, conserved site	Conserved Site
A	IPR001323	Erythropoietin/thrombopoietin	Family
A	IPR009079	Four-helical cytokine-like, core	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P01588	thrombocytopenia myelodysplastic syndrome beta thalassemia hemolytic-uremic syndrome hypertensive disorder melanoma anemia pancytopenia kidney failure status epilepticus cardiomyopathy Inflammation chronic kidney disease critical illness polyneuropathy thyroid gland carcinoma thrombocytopenia myelodysplastic syndrome beta thalassemia hemolytic-uremic syndrome hypertensive disorder melanoma anemia pancytopenia kidney failure status epilepticus cardiomyopathy Inflammation chronic kidney disease critical illness polyneuropathy thyroid gland carcinoma uremia heart disease ventricular fibrillation ventricular tachycardia polyneuropathy central nervous system disease pulmonary embolism kidney disease microvascular complications of diabetes, susceptibility to, 2 thyroid adenoma vascular disease ventricular septal defect poisoning coronary artery disease myocardial infarction experimental autoimmune encephalomyelitis gastric ulcer hemolytic anemia paraneoplastic syndrome calcinosis iron deficiency anemia congenital diaphragmatic hernia familial polycythemia neurodegenerative disease glioblastoma ovarian cancer brain injury cancer inflammatory bowel disease large cell medulloblastoma cutaneous melanoma acute kidney failure erythrocytosis, familial, 5 hereditary persistence of fetal hemoglobin inborn carbohydrate metabolic disorder cerebrovascular disorder thalassemia minor thrombotic disease Diamond-Blackfan anemia-like thyroid cancer atypical teratoid rhabdoid tumor Hashimoto thyroiditis polycythemia

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.