7U5O

CRYSTAL STRUCTURE OF THE BONE MORPHOGENETIC PROTEIN RECEPTOR TYPE 2 LIGAND BINDING DOMAIN IN COMPLEX WITH ACTIVIN-B

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TGF_beta	e7u5oA1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: TGF_beta	ECOD (1.6)
B	TGF_beta	e7u5oB1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: TGF_beta	ECOD (1.6)
C	TGF_beta	e7u5oC1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: TGF_beta	ECOD (1.6)
D [auth E]	Activin_recp	e7u5oE1	A: few secondary structure elements	X: Snake toxin-like (From Topology)	H: Snake toxin-like (From Topology)	T: Snake toxin-like	F: Activin_recp	ECOD (1.6)
E [auth F]	Activin_recp	e7u5oF1	A: few secondary structure elements	X: Snake toxin-like (From Topology)	H: Snake toxin-like (From Topology)	T: Snake toxin-like	F: Activin_recp	ECOD (1.6)
F [auth G]	Activin_recp	e7u5oG1	A: few secondary structure elements	X: Snake toxin-like (From Topology)	H: Snake toxin-like (From Topology)	T: Snake toxin-like	F: Activin_recp	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00019	Transforming growth factor beta like domain (TGF_beta)	Transforming growth factor beta like domain	-	Domain
D [auth E], E [auth F], F [auth G]	PF01064	Activin types I and II receptor domain (Activin_recp)	Activin types I and II receptor domain	This Pfam entry consists of both TGF-beta receptor types. This is an alignment of the hydrophilic cysteine-rich ligand-binding domains, Both receptor types, (type I and II) posses a 9 amino acid cysteine box, with the the consensus CCX{4-5}CN. The t ...	This Pfam entry consists of both TGF-beta receptor types. This is an alignment of the hydrophilic cysteine-rich ligand-binding domains, Both receptor types, (type I and II) posses a 9 amino acid cysteine box, with the the consensus CCX{4-5}CN. The type I receptors also possess 7 extracellular residues preceding the cysteine box.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Inhibin beta B chain	protein binding binding molecular function activator activity signaling receptor binding molecular function regulator activity signaling receptor regulator activity growth factor activity receptor ligand activity signaling receptor activator activity host cell surface binding host cell surface receptor binding identical protein binding protein homodimerization activity protein dimerization activity protein binding binding molecular function activator activity signaling receptor binding molecular function regulator activity signaling receptor regulator activity growth factor activity receptor ligand activity signaling receptor activator activity host cell surface binding host cell surface receptor binding identical protein binding protein homodimerization activity protein dimerization activity cytokine activity hormone activity	cellular response to stimulus response to sterol response to stimulus response to lipid response to alcohol cellular response to organic cyclic compound response to oxygen-containing compound response to cholesterol cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol response to chemical cellular response to lipid cellular process cellular response to stimulus response to sterol response to stimulus response to lipid response to alcohol cellular response to organic cyclic compound response to oxygen-containing compound response to cholesterol cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol response to chemical cellular response to lipid cellular process cellular response to sterol cellular response to cholesterol response to organic cyclic compound developmental process multicellular organismal process reproductive system development gonad development tube development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics seminiferous tubule development anatomical structure development reproductive structure development system development spermatogenesis sexual reproduction multicellular organismal reproductive process male gamete generation gamete generation cellular developmental process cell differentiation positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction regulation of programmed cell death positive regulation of apoptotic signaling pathway cell communication positive regulation of response to stimulus signal transduction positive regulation of cellular process regulation of biological process regulation of signaling positive regulation of programmed cell death regulation of apoptotic process biological regulation cell death positive regulation of apoptotic process apoptotic signaling pathway regulation of response to stimulus regulation of cell communication apoptotic process programmed cell death positive regulation of signaling regulation of apoptotic signaling pathway negative regulation of hepatocyte growth factor production cellular biosynthetic process organonitrogen compound biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process cytokine production negative regulation of cellular process regulation of cytokine production regulation of multicellular organismal process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process organonitrogen compound metabolic process hepatocyte growth factor production cellular metabolic process negative regulation of metabolic process regulation of protein metabolic process primary metabolic process negative regulation of cytokine production regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulation of hepatocyte growth factor production regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process oogenesis cell development cellular process involved in reproduction in multicellular organism female gamete generation oocyte development germ cell development oocyte differentiation activin receptor signaling pathway cell surface receptor protein serine/threonine kinase signaling pathway cell surface receptor signaling pathway transforming growth factor beta receptor superfamily signaling pathway enzyme-linked receptor protein signaling pathway cellular response to nitrogen compound response to organonitrogen compound response to endogenous stimulus response to organophosphorus response to nitrogen compound response to purine-containing compound response to cAMP cellular response to endogenous stimulus cellular response to organonitrogen compound cellular response to cAMP head development forebrain development endocrine system development pituitary gland development gland development brain development diencephalon development nervous system development central nervous system development protein localization negative regulation of protein transport regulation of localization establishment of protein localization nitrogen compound transport negative regulation of transport localization negative regulation of secretion cellular macromolecule localization negative regulation of hormone secretion negative regulation of secretion by cell regulation of biological quality regulation of peptide hormone secretion negative regulation of peptide hormone secretion regulation of hormone levels establishment of protein localization to extracellular region negative regulation of establishment of protein localization protein secretion establishment of localization regulation of protein secretion regulation of secretion negative regulation of protein secretion cellular localization regulation of hormone secretion regulation of protein localization regulation of peptide secretion transport negative regulation of signaling hormone secretion negative regulation of cell communication protein localization to extracellular region negative regulation of peptide secretion peptide secretion secretion by cell regulation of secretion by cell amide transport signal release negative regulation of protein localization secretion regulation of transport regulation of peptide transport regulation of establishment of protein localization cell-cell signaling export from cell regulation of protein transport peptide transport negative regulation of insulin secretion protein transport regulation of cellular localization regulation of insulin secretion peptide hormone secretion macromolecule localization hormone transport insulin secretion defense response response to stress cellular response to metal ion response to metal ion cellular response to calcium ion response to calcium ion cellular response to nutrient levels response to nutrient levels cellular response to stress response to starvation cellular response to starvation female gonad development female sex differentiation development of primary female sexual characteristics ovarian follicle development cellular response to leptin stimulus response to hormone response to leptin cellular response to hormone stimulus system process regulation of system process follicle-stimulating hormone secretion endocrine hormone secretion positive regulation of multicellular organismal process regulation of endocrine process gonadotropin secretion positive regulation of secretion by cell positive regulation of hormone secretion positive regulation of secretion positive regulation of follicle-stimulating hormone secretion positive regulation of gonadotropin secretion regulation of follicle-stimulating hormone secretion regulation of gonadotropin secretion endocrine process positive regulation of transport response to wounding response to insecticide response to toxic substance fat cell differentiation response to gonadotropin negative regulation of follicle-stimulating hormone secretion negative regulation of gonadotropin secretion response to Thyroglobulin triiodothyronine cellular response to Thyroglobulin triiodothyronine response to thyroid hormone cellular response to thyroid hormone stimulus ovulation regulation of reproductive process regulation of ovulation positive regulation of ovulation positive regulation of reproductive process response to peptide hormone cellular response to peptide hormone stimulus response to insulin cellular response to insulin stimulus response to peptide cellular response to interleukin-1 response to cytokine cellular response to cytokine stimulus response to interleukin-1	cell periphery cellular anatomical entity extracellular region intracellular anatomical structure perinuclear region of cytoplasm cytoplasm extracellular space
D [auth E], E [auth F], F [auth G]	Bone morphogenetic protein receptor type-2	BMP binding protein binding binding cytokine binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding BMP binding protein binding binding cytokine binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cell adhesion molecule binding cadherin binding protein serine/threonine kinase activity molecular transducer activity catalytic activity, acting on a protein kinase activity protein kinase activity signaling receptor activity transferase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups transmembrane receptor protein serine/threonine kinase activity transmembrane receptor protein kinase activity transmembrane signaling receptor activity catalytic activity transforming growth factor beta receptor activity protein tyrosine kinase binding kinase binding enzyme binding protein kinase binding cation binding metal ion binding activin receptor activity activin receptor activity, type II growth factor binding BMP receptor activity	cellular response to stimulus positive regulation of cell communication cell surface receptor protein serine/threonine kinase signaling pathway regulation of cellular process positive regulation of signal transduction response to stimulus signaling regulation of transmembrane receptor protein serine/threonine kinase signaling pathway 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 cell surface receptor protein serine/threonine kinase signaling pathway regulation of cellular process positive regulation of signal transduction response to stimulus signaling regulation of transmembrane receptor protein serine/threonine kinase signaling pathway 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 enzyme-linked receptor protein signaling pathway positive regulation of cellular process regulation of biological process regulation of signaling cell surface receptor signaling pathway biological regulation positive regulation of intracellular signal transduction positive regulation of transmembrane receptor protein serine/threonine kinase signaling pathway SMAD protein signal transduction regulation of response to stimulus regulation of cell communication cellular process regulation of SMAD protein signal transduction positive regulation of SMAD protein signal transduction positive regulation of signaling endothelial cell apoptotic process apoptotic process cell death programmed cell death epithelial cell apoptotic process developmental process multicellular organismal process epithelium development endothelial cell differentiation cellular developmental process endothelium development lymphatic endothelial cell differentiation tissue development epithelial cell differentiation vasculature development circulatory system development multicellular organism development cell differentiation anatomical structure development lymph vessel development system development heart morphogenesis heart valve development negative regulation of biological process negative regulation of cell proliferation involved in heart valve morphogenesis negative regulation of cell proliferation involved in heart morphogenesis negative regulation of cellular process animal organ morphogenesis cell proliferation involved in heart valve development heart development negative regulation of cell population proliferation cell population proliferation regulation of cell proliferation involved in heart valve morphogenesis animal organ development cell proliferation involved in heart valve morphogenesis anatomical structure morphogenesis cell proliferation involved in heart morphogenesis heart valve morphogenesis regulation of cell population proliferation regulation of cell proliferation involved in heart morphogenesis cardiac chamber morphogenesis ventricular septum development cardiac septum development cardiac septum morphogenesis ventricular septum morphogenesis cardiac chamber development cardiac ventricle development regulation of tube diameter system process regulation of tube size regulation of system process negative regulation of vasoconstriction circulatory system process regulation of blood circulation vascular process in circulatory system regulation of vasoconstriction regulation of multicellular organismal process blood vessel diameter maintenance regulation of biological quality negative regulation of multicellular organismal process vasoconstriction blood circulation regulation of anatomical structure size connective tissue development cell development skeletal system development chondrocyte differentiation chondrocyte development cartilage development cellular biosynthetic process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of 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 biosynthetic process positive regulation of gene expression regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular biosynthetic process regulation of developmental process negative regulation of developmental process negative regulation of muscle cell differentiation regulation of cell differentiation muscle cell differentiation muscle structure development regulation of muscle cell differentiation negative regulation of cell differentiation regulation of growth regulation of cellular component organization growth negative regulation of cell growth regulation of cell growth cell growth cellular component organization negative regulation of growth cellular component organization or biogenesis artery development blood vessel development regulation of biomineral tissue development regulation of bone mineralization positive regulation of ossification positive regulation of developmental process positive regulation of biomineral tissue development ossification biomineral tissue development regulation of multicellular organismal development bone mineralization positive regulation of bone mineralization positive regulation of multicellular organismal process regulation of ossification pulmonary valve development semi-lunar valve development multi-multicellular organism process placenta development reproductive process maternal process involved in female pregnancy multicellular organismal reproductive process developmental process involved in reproduction maternal placenta development female pregnancy multi-organism reproductive process cellular response to nutrient levels response to nutrient levels cellular response to stress response to stress response to starvation cellular response to starvation limb development appendage development atrioventricular valve development mitral valve morphogenesis mitral valve development atrioventricular valve morphogenesis positive regulation of DNA-templated transcription RNA metabolic process regulation of primary 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 primary 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 mesenchyme development endocardial cushion development endochondral bone morphogenesis skeletal system morphogenesis bone morphogenesis bone development formation of primary germ layer mesoderm morphogenesis embryonic morphogenesis embryo development gastrulation tissue morphogenesis anatomical structure formation involved in morphogenesis mesoderm formation mesoderm development regulation of cartilage development positive regulation of cartilage development endothelial cell proliferation epithelial cell proliferation osteoblast differentiation sensory organ development retina vasculature development in camera-type eye eye development retina development in camera-type eye visual system development camera-type eye development sensory system development negative regulation of chondrocyte proliferation chondrocyte proliferation cellular response to BMP stimulus cellular response to growth factor stimulus response to endogenous stimulus cellular response to endogenous stimulus response to BMP transforming growth factor beta receptor superfamily signaling pathway response to growth factor BMP signaling pathway cardiac atrium morphogenesis cardiac atrium development atrial septum morphogenesis atrial septum development lymphangiogenesis lymph vessel morphogenesis axon extension positive regulation of nervous system development positive regulation of locomotion axonogenesis regulation of cellular component size developmental growth cell projection organization regulation of neurogenesis neuron projection development positive regulation of chemotaxis regulation of cell development positive regulation of axon extension involved in axon guidance cell projection morphogenesis neuron differentiation neuron projection morphogenesis taxis positive regulation of cell projection organization positive regulation of developmental growth neuron projection extension involved in neuron projection guidance chemotaxis regulation of cell projection organization positive regulation of cell development response to external stimulus nervous system development developmental growth involved in morphogenesis generation of neurons response to chemical regulation of locomotion regulation of neuron projection development positive regulation of cellular component organization regulation of response to external stimulus plasma membrane bounded cell projection morphogenesis cell morphogenesis regulation of axon extension regulation of nervous system development neurogenesis regulation of axon extension involved in axon guidance regulation of extent of cell growth positive regulation of response to external stimulus positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis axon extension involved in axon guidance positive regulation of axon extension positive regulation of axonogenesis regulation of anatomical structure morphogenesis locomotion regulation of cell size neuron projection extension regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth axon guidance positive regulation of cell growth axon development regulation of chemotaxis cell morphogenesis involved in neuron differentiation positive regulation of growth neuron projection guidance neuron development regulation of plasma membrane bounded cell projection organization regulation of smooth muscle cell proliferation smooth muscle cell proliferation negative regulation of smooth muscle cell proliferation muscle cell proliferation tricuspid valve development tricuspid valve morphogenesis carbohydrate derivative biosynthetic process proteoglycan biosynthetic process organonitrogen compound metabolic process organonitrogen compound biosynthetic process glycoprotein biosynthetic process carbohydrate derivative metabolic process glycoprotein metabolic process protein metabolic process proteoglycan metabolic process blood vessel remodeling tissue remodeling regulation of osteoblast differentiation positive regulation of osteoblast differentiation regulation of blood pressure regulation of lung blood pressure venous blood vessel development regulation of systemic arterial blood pressure negative regulation of systemic arterial blood pressure negative regulation of blood pressure aortic valve development anterior/posterior pattern specification pattern specification process regionalization tube development respiratory tube development lung vasculature development lung development respiratory system development lung alveolus development outflow tract morphogenesis regulation of cell motility positive regulation of cell migration positive regulation of epithelial cell migration tissue migration ameboidal-type cell migration positive regulation of cell motility regulation of cell migration cell migration epithelial cell migration cell motility regulation of epithelial cell migration epithelium migration	clathrin-coated pit membrane cellular anatomical entity endomembrane system somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex receptor complex cell-cell junction adherens junction clathrin-coated pit membrane cellular anatomical entity endomembrane system somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex receptor complex cell-cell junction adherens junction anchoring junction cell junction cell body neuronal cell body axon extracellular region extracellular space cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane cell surface membrane microdomain membrane raft plasma membrane raft caveola membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen postsynaptic density postsynapse neuron to neuron synapse postsynaptic specialization synapse asymmetric synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR029034	Cystine-knot cytokine	Homologous Superfamily
A, B, C	IPR015615	Transforming growth factor-beta-related	Family
A, B, C	IPR017948	Transforming growth factor beta, conserved site	Conserved Site
A, B, C	IPR000381	Inhibin, beta B subunit, C-terminal	Domain
A, B, C	IPR001111	TGF-beta, propeptide	Domain
A, B, C	IPR001839	Transforming growth factor-beta, C-terminal	Domain
D [auth E], E [auth F], F [auth G]	IPR000472	Activin types I and II receptor domain	Domain
D [auth E], E [auth F], F [auth G]	IPR000719	Protein kinase domain	Domain
D [auth E], E [auth F], F [auth G]	IPR000333	Ser/Thr protein kinase, TGFB receptor	Family
D [auth E], E [auth F], F [auth G]	IPR017441	Protein kinase, ATP binding site	Binding Site
D [auth E], E [auth F], F [auth G]	IPR045860	Snake toxin-like superfamily	Homologous Superfamily
D [auth E], E [auth F], F [auth G]	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: P09529	breast carcinoma Familial Testotoxicosis breast cancer ductal breast carcinoma in situ invasive ductal breast carcinoma medulloblastoma Pick disease sinusitis facioscapulohumeral muscular dystrophy lung cancer myopathy pituitary cancer cystic fibrosis malignant ependymoma ovarian cancer breast carcinoma Familial Testotoxicosis breast cancer ductal breast carcinoma in situ invasive ductal breast carcinoma medulloblastoma Pick disease sinusitis facioscapulohumeral muscular dystrophy lung cancer myopathy pituitary cancer cystic fibrosis malignant ependymoma ovarian cancer psoriasis
D [auth E], E [auth F], F [auth G]	Pharos: Q13873	pulmonary venoocclusive disease primary pulmonary hypertension pulmonary hypertension, primary, 1 breast carcinoma hyperandrogenism pulmonary hypertension pulmonary venoocclusive disease 1 breast cancer Familial Primary Pulmonary Hypertension malignant pancreatic neoplasm osteosarcoma acute myeloid leukemia rheumatoid arthritis atypical teratoid rhabdoid tumor large cell medulloblastoma pulmonary venoocclusive disease primary pulmonary hypertension pulmonary hypertension, primary, 1 breast carcinoma hyperandrogenism pulmonary hypertension pulmonary venoocclusive disease 1 breast cancer Familial Primary Pulmonary Hypertension malignant pancreatic neoplasm osteosarcoma acute myeloid leukemia rheumatoid arthritis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant mesothelioma ovarian cancer pulmonary arterial hypertension adenoma B-cell chronic lymphocytic leukemia drug- or toxin-induced pulmonary arterial hypertension glioblastoma hypertensive disorder lung adenocarcinoma pancreatic ductal adenocarcinoma attention deficit hyperactivity disorder, inattentive type hereditary hemorrhagic telangiectasia idiopathic pulmonary arterial hypertension 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 R01GM133198.