6IGK

Crystal Structure of human ETB receptor in complex with Endothelin-3

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	G protein-coupled receptor-like	8091176	3000473	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	G protein-coupled receptor-like	8091176	3000473	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	7tm_1_1	e6igkA2	A: alpha bundles	X: Family A G protein-coupled receptor-like (From Topology)	H: Family A G protein-coupled receptor-like (From Topology)	T: Family A G protein-coupled receptor-like	F: 7tm_1_1	ECOD (1.6)
A	Phage_lysozyme_2	e6igkA1	A: a+b complex topology	X: Lysozyme-like (From Homology)	H: Lysozyme-like	T: Lysozyme-like	F: Phage_lysozyme_2	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00001	7 transmembrane receptor (rhodopsin family) (7tm_1)	7 transmembrane receptor (rhodopsin family)	-	Family
B	PF00322	Endothelin family (Endothelin)	Endothelin family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Endothelin receptor type B,Endolysin,Endothelin receptor type B	peptide receptor activity molecular transducer activity endothelin receptor activity G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity signaling receptor activity amide binding binding peptide hormone binding hormone binding angiotensin receptor binding protein binding signaling receptor binding peptide receptor activity molecular transducer activity endothelin receptor activity G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity signaling receptor activity amide binding binding peptide hormone binding hormone binding angiotensin receptor binding protein binding signaling receptor binding type 1 angiotensin receptor binding G protein-coupled receptor binding	heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate regulation of penile erection regulation of reproductive process reproductive process multicellular organismal reproductive process positive regulation of biological process mating behavior behavior positive regulation of penile erection positive regulation of multicellular organismal process reproductive behavior penile erection copulation positive regulation of reproductive process cellular response to stimulus regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling canonical Wnt signaling pathway cell communication cellular process signal transduction Wnt signaling pathway renal filtration cell differentiation kidney epithelium development cellular developmental process glomerular epithelial cell differentiation epithelial cell differentiation renal system development multicellular organism development cell differentiation anatomical structure development nephron development system development nephron epithelium development epithelial cell differentiation involved in kidney development developmental process epithelium development animal organ development glomerular epithelium development tissue development glomerulus development cell differentiation involved in kidney development podocyte differentiation kidney development regulation of systemic arterial blood pressure by renin-angiotensin protein localization renin secretion into blood stream regulation of systemic arterial blood pressure by hormone regulation of systemic arterial blood pressure mediated by a chemical signal establishment of protein localization cellular localization nitrogen compound transport transport protein localization to extracellular region localization secretion by cell renal response to blood flow involved in circulatory renin-angiotensin regulation of systemic arterial blood pressure signal release cellular macromolecule localization renal system process involved in regulation of systemic arterial blood pressure renal system process secretion regulation of blood pressure organic substance transport establishment of protein localization to extracellular region cell-cell signaling export from cell regulation of systemic arterial blood pressure by circulatory renin-angiotensin protein secretion establishment of localization regulation of systemic arterial blood pressure endocrine process protein transport macromolecule localization regulation of tube diameter regulation of tube size vascular process in circulatory system blood vessel diameter maintenance vasoconstriction regulation of anatomical structure size renal absorption renal albumin absorption renal protein absorption smooth muscle cell differentiation digestive system development tube development muscle cell differentiation digestive tract development muscle structure development enteric smooth muscle cell differentiation monoatomic ion transmembrane transport inorganic ion transmembrane transport calcium ion transport metal ion transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport monoatomic ion transport monoatomic cation transport calcium ion transmembrane transport pigmentation developmental pigmentation organonitrogen compound metabolic process regulation of protein metabolic process negative regulation of metabolic process negative regulation of biological process primary metabolic process regulation of macromolecule metabolic process regulation of primary metabolic process organic substance metabolic process metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process protein transmembrane transport acute-phase response regulation of defense response regulation of heat generation regulation of response to external stimulus homeostatic process heat generation response to stress regulation of response to stress acute inflammatory response fever generation defense response regulation of inflammatory response response to external stimulus multicellular organismal-level homeostasis regulation of response to stimulus temperature homeostasis regulation of fever generation regulation of acute inflammatory response inflammatory response nervous system development phospholipase C-activating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway pharynx development chordate pharynx development negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process 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 cellular metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process negative regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process response to sodium phosphate response to chemical response to salt response to inorganic substance response to endothelin response to organic substance response to hormone response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to oxygen-containing compound response to nitrogen compound renal sodium ion transport renal sodium ion absorption sodium ion transport excretion renal sodium excretion sodium ion homeostasis inorganic ion homeostasis renal tubular secretion chemical homeostasis monoatomic ion homeostasis monoatomic cation homeostasis multicellular organismal response to stress response to pain positive regulation of cytosolic calcium ion concentration positive regulation of cell communication positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of cellular process regulation of signaling positive regulation of intracellular signal transduction canonical NF-kappaB signal transduction regulation of cell communication regulation of canonical NF-kappaB signal transduction positive regulation of signaling regulation of pH negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death regulation of developmental process cell development regulation of cell differentiation regulation of neuron maturation regulation of cell development neurogenesis negative regulation of neuron maturation neuron differentiation negative regulation of cell differentiation cell maturation regulation of cell maturation negative regulation of developmental process developmental maturation generation of neurons negative regulation of cell development anatomical structure maturation neuron development neuron maturation negative regulation of cell maturation regulation of neuron differentiation vascular associated smooth muscle contraction phasic smooth muscle contraction muscle contraction muscle system process smooth muscle contraction vein smooth muscle contraction cGMP-mediated signaling epithelial fluid transport transepithelial transport fluid transport pigment cell differentiation melanocyte differentiation regulation of body fluid levels positive regulation of urine volume regulation of urine volume posterior midgut development midgut development biological process involved in interspecies interaction between organisms response to lipid response to other organism cellular response to lipopolysaccharide 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 cellular response to organic substance response to external biotic stimulus response to molecule of bacterial origin calcium-mediated signaling stem cell development neural crest cell differentiation neural crest cell development mesenchyme development mesenchymal cell migration stem cell differentiation ameboidal-type cell migration cell migration mesenchymal cell differentiation cell motility neural crest cell migration regulation of catalytic activity negative regulation of molecular function negative regulation of catalytic activity negative regulation of adenylate cyclase activity regulation of molecular function regulation of lyase activity negative regulation of lyase activity regulation of adenylate cyclase activity negative regulation of cyclase activity regulation of cyclase activity cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation vasodilation endothelin receptor signaling pathway regulation of epithelial cell proliferation epithelial cell proliferation endothelial cell differentiation endothelium development endothelial cell development epithelial cell development establishment of endothelial barrier peripheral nervous system development regulation of hormone levels organic hydroxy compound metabolic process steroid metabolic process alcohol metabolic process C21-steroid hormone metabolic process hormone metabolic process mineralocorticoid metabolic process cellular ketone metabolic process aldosterone metabolic process cellular aldehyde metabolic process olefinic compound metabolic process small molecule metabolic process primary alcohol metabolic process lipid metabolic process cell chemotaxis chemotaxis macrophage chemotaxis macrophage migration leukocyte migration taxis immune system process mononuclear cell migration myeloid leukocyte migration leukocyte chemotaxis locomotion positive regulation of phosphorylation regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process positive regulation of phosphate metabolic process positive regulation of metabolic process positive regulation of protein modification process regulation of phosphate metabolic process phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process positive regulation of protein phosphorylation phosphorus metabolic process protein modification process protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation macromolecule modification regulation of phosphorus metabolic process regulation of phosphorylation enteric nervous system development autonomic nervous system development neuroblast migration response to organic cyclic compound mucopolysaccharide metabolic process heparin metabolic process glycosaminoglycan metabolic process carbohydrate derivative metabolic process aminoglycan metabolic process sulfur compound metabolic process	membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope organelle membrane cell periphery membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope organelle membrane cell periphery plasma membrane
B	Endothelin-3	protein binding binding signaling receptor binding hormone activity molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity bombesin receptor binding endothelin B receptor binding G protein-coupled receptor binding neuropeptide receptor binding	heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction circulatory system process regulation of blood circulation positive regulation of multicellular organismal process heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction circulatory system process regulation of blood circulation positive regulation of multicellular organismal process regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate transport monoatomic ion transmembrane transport potassium ion transmembrane transport inorganic ion transmembrane transport establishment of localization metal ion transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport potassium ion transport cellular process monoatomic cation transport positive regulation of cell communication regulation of localization regulation of cellular process regulation of hormone secretion signaling positive regulation of secretion by cell hormone secretion cell communication positive regulation of hormone secretion regulation of secretion by cell secretion by cell positive regulation of secretion signal release positive regulation of cellular process regulation of signaling regulation of transport secretion regulation of hormone levels export from cell cell-cell signaling regulation of secretion positive regulation of transport regulation of cell communication hormone transport positive regulation of signaling regulation of systemic arterial blood pressure by endothelin regulation of systemic arterial blood pressure by hormone regulation of systemic arterial blood pressure mediated by a chemical signal regulation of blood pressure regulation of systemic arterial blood pressure endocrine process regulation of tube diameter vascular associated smooth muscle contraction phasic smooth muscle contraction regulation of tube size muscle contraction muscle system process smooth muscle contraction vascular process in circulatory system blood vessel diameter maintenance vein smooth muscle contraction vasoconstriction regulation of anatomical structure size cell population proliferation regulation of biosynthetic process cellular biosynthetic process cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression organic substance metabolic process biosynthetic process organic substance biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process developmental process pigment cell differentiation pigmentation cellular developmental process cell differentiation developmental pigmentation melanocyte differentiation cell chemotaxis cellular response to stimulus chemotaxis response to stimulus neutrophil chemotaxis response to external stimulus neutrophil migration granulocyte migration leukocyte migration cellular response to chemical stimulus taxis immune system process granulocyte chemotaxis response to chemical myeloid leukocyte migration cell migration cell motility leukocyte chemotaxis locomotion regulation of developmental pigmentation regulation of pigmentation regulation of vasoconstriction inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis nitrogen compound transport peptide secretion amide transport organic substance transport peptide transport peptide hormone secretion stem cell development neural crest cell differentiation animal organ development neural crest cell development cell development mesenchyme development tissue development mesenchymal cell migration stem cell differentiation ameboidal-type cell migration anatomical structure development mesenchymal cell differentiation neural crest cell migration regulation of developmental process regulation of cell differentiation positive regulation of developmental process positive regulation of cell differentiation signal transduction 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 cellular localization establishment of localization in cell positive regulation of cell population proliferation regulation of cell population proliferation intracellular magnesium ion homeostasis magnesium ion homeostasis positive regulation of signal transduction positive regulation of phosphorylation regulation of catalytic activity regulation of signal transduction regulation of transferase activity positive regulation of phosphate metabolic process regulation of MAP kinase activity intracellular signal transduction regulation of primary metabolic process positive regulation of protein serine/threonine kinase activity positive regulation of metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process intracellular signaling cassette positive regulation of macromolecule metabolic process phosphorus metabolic process protein modification process positive regulation of protein phosphorylation positive regulation of MAP kinase activity protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation positive regulation of MAPK cascade regulation of protein metabolic process primary metabolic process positive regulation of intracellular signal transduction regulation of MAPK cascade regulation of molecular function positive regulation of kinase activity regulation of kinase activity regulation of response to stimulus regulation of protein serine/threonine kinase activity macromolecule modification regulation of phosphorus metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process positive regulation of response to stimulus positive regulation of molecular function positive regulation of protein modification process regulation of intracellular signal transduction protein metabolic process positive regulation of protein kinase activity organonitrogen compound metabolic process positive regulation of transferase activity positive regulation of catalytic activity regulation of protein kinase activity MAPK cascade regulation of phosphorylation cell surface receptor signaling pathway axonogenesis cell projection organization plasma membrane bounded cell projection morphogenesis neuron projection development cell morphogenesis neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis system development plasma membrane bounded cell projection organization axon guidance nervous system development axon development cell morphogenesis involved in neuron differentiation generation of neurons anatomical structure morphogenesis neuron projection guidance neuron development axon extension developmental growth cell growth neuron projection extension developmental cell growth growth developmental growth involved in morphogenesis positive regulation of locomotion regulation of cell motility regulation of response to external stimulus positive regulation of chemotaxis positive regulation of cell migration positive regulation of response to external stimulus positive regulation of cell motility regulation of cell migration regulation of immune system process positive regulation of immune system process regulation of leukocyte chemotaxis regulation of leukocyte migration positive regulation of leukocyte chemotaxis positive regulation of leukocyte migration regulation of chemotaxis regulation of locomotion positive regulation of cation transmembrane transport regulation of potassium ion transport regulation of monoatomic ion transmembrane transport positive regulation of monoatomic ion transport positive regulation of transmembrane transport positive regulation of monoatomic ion transmembrane transport regulation of metal ion transport regulation of monoatomic ion transport regulation of potassium ion transmembrane transport positive regulation of potassium ion transport regulation of transmembrane transport positive regulation of potassium ion transmembrane transport regulation of monoatomic cation transmembrane transport	extracellular region cellular anatomical entity extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000499	Endothelin receptor family	Family
A	IPR001112	Endothelin receptor B	Family
A	IPR000276	G protein-coupled receptor, rhodopsin-like	Family
A	IPR017452	GPCR, rhodopsin-like, 7TM	Domain
B	IPR019764	Endothelin-like toxin, conserved site	Conserved Site
B	IPR020475	Endothelin	Family
B	IPR001928	Endothelin-like toxin	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P24530	Hirschsprung disease ABCD syndrome Waardenburg syndrome pulmonary hypertension Hirschsprung disease, susceptibility to, 2 Waardenburg syndrome type 4A breast carcinoma type 2 diabetes mellitus breast cancer nephrosis subarachnoid hemorrhage Neoplasm Invasiveness congestive heart failure plasma cell myeloma scleroderma Hirschsprung disease ABCD syndrome Waardenburg syndrome pulmonary hypertension Hirschsprung disease, susceptibility to, 2 Waardenburg syndrome type 4A breast carcinoma type 2 diabetes mellitus breast cancer nephrosis subarachnoid hemorrhage Neoplasm Invasiveness congestive heart failure plasma cell myeloma scleroderma hypertensive disorder invasive ductal breast carcinoma systemic sclerosis lung adenocarcinoma tuberculosis malignant colon neoplasm bowel dysfunction medulloblastoma colorectal cancer nephrosclerosis cystic fibrosis oligodendroglioma Down syndrome pancreatic intraductal papillary-mucinous carcinoma pulmonary arterial hypertension sinusitis intellectual disability large cell medulloblastoma toxic shock syndrome lung cancer adrenal cortex adenoma malignant ependymoma Waardenburg syndrome type 2 Waardenburg-Shah syndrome congenital diaphragmatic hernia ovarian cancer pancreatic intraductal papillary-mucinous neoplasm ductal breast carcinoma in situ Pick disease heart failure intestinal disease transitional cell carcinoma lung carcinoma ulcerative colitis adrenal cortex carcinoma astrocytic tumor maturity-onset diabetes of the young non-small cell lung carcinoma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia gastric carcinoma
B	Pharos: P14138	Hirschsprung disease Waardenburg syndrome type 4B congenital central hypoventilation syndrome Waardenburg syndrome Bradycardia Hirschsprung disease, susceptibility to, 4 hypertensive disorder malignant colon neoplasm ulcerative colitis Waardenburg-Shah syndrome bowel dysfunction breast carcinoma intestinal disease medulloblastoma breast fibroadenoma Hirschsprung disease Waardenburg syndrome type 4B congenital central hypoventilation syndrome Waardenburg syndrome Bradycardia Hirschsprung disease, susceptibility to, 4 hypertensive disorder malignant colon neoplasm ulcerative colitis Waardenburg-Shah syndrome bowel dysfunction breast carcinoma intestinal disease medulloblastoma breast fibroadenoma Crohn disease hypotensive disorder lung cancer psoriasis Waardenburg syndrome type 4A atypical teratoid rhabdoid tumor breast cancer cutaneous lupus erythematosus inflammatory bowel disease

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Rhodopsin-like receptors and pumps	G-protein coupled receptors, family A

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

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.