2LTX | pdb_00002ltx

Smurf1 WW2 domain in complex with a Smad7 derived peptide

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	WW domain	8081423	3001621	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	Homeodomain	e2ltxA1	A: a/b three-layered sandwiches	X: Globin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: Homeodomain	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00397	WW domain (WW)	WW domain	The WW domain is a protein module with two highly conserved tryptophans that binds proline-rich peptide motifs in vitro.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	E3 ubiquitin-protein ligase SMURF1	SMAD binding protein binding binding R-SMAD binding activin receptor binding receptor serine/threonine kinase binding signaling receptor binding transmembrane receptor protein serine/threonine kinase binding phospholipid binding lipid binding aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity SMAD binding protein binding binding R-SMAD binding activin receptor binding receptor serine/threonine kinase binding signaling receptor binding transmembrane receptor protein serine/threonine kinase binding phospholipid binding lipid binding aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity transforming growth factor beta receptor binding cytokine receptor binding I-SMAD binding	developmental process cellular developmental process cell differentiation cellular process cellular response to stimulus cellular response to BMP stimulus regulation of biological process cell surface receptor protein serine/threonine kinase signaling pathway regulation of cellular process cellular response to growth factor stimulus cell surface receptor signaling pathway response to stimulus signaling response to endogenous stimulus developmental process cellular developmental process cell differentiation cellular process cellular response to stimulus cellular response to BMP stimulus regulation of biological process cell surface receptor protein serine/threonine kinase signaling pathway regulation of cellular process cellular response to growth factor stimulus cell surface receptor signaling pathway response to stimulus signaling response to endogenous stimulus biological regulation cell communication cellular response to endogenous stimulus response to BMP transforming growth factor beta receptor superfamily signaling pathway signal transduction response to growth factor BMP signaling pathway enzyme-linked receptor protein signaling pathway activin receptor signaling pathway negative regulation of signaling regulation of transmembrane receptor protein serine/threonine kinase signaling pathway negative regulation of biological process regulation of signal transduction negative regulation of cell communication negative regulation of activin receptor signaling pathway negative regulation of cellular process regulation of signaling negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus regulation of cell communication regulation of activin receptor signaling pathway negative regulation of transmembrane receptor protein serine/threonine kinase signaling pathway cellular localization establishment of protein localization nucleocytoplasmic transport transport nuclear transport intracellular transport protein export from nucleus establishment of localization localization protein transport establishment of localization in cell macromolecule localization intracellular protein localization nuclear export intracellular protein transport catabolic process positive regulation of protein metabolic process positive regulation of biological process regulation of ubiquitin-dependent protein catabolic process macromolecule catabolic process regulation of primary metabolic process positive regulation of metabolic process positive regulation of ubiquitin-dependent protein catabolic process modification-dependent macromolecule catabolic process positive regulation of macromolecule metabolic process protein metabolic process positive regulation of cellular process regulation of protein metabolic process primary metabolic process regulation of macromolecule metabolic process protein catabolic process regulation of catabolic process positive regulation of protein catabolic process positive regulation of catabolic process modification-dependent protein catabolic process metabolic process ubiquitin-dependent protein catabolic process macromolecule metabolic process regulation of metabolic process regulation of protein catabolic process axon extension multicellular organismal process positive regulation of nervous system development regulation of growth axonogenesis regulation of cellular component size developmental growth cell projection organization regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell development positive regulation of developmental process multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis anatomical structure development positive regulation of cell projection organization regulation of biological quality positive regulation of developmental growth system development regulation of cell projection organization positive regulation of cell development nervous system development developmental growth involved in morphogenesis generation of neurons positive regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization positive regulation of cellular component organization regulation of developmental process plasma membrane bounded cell projection morphogenesis cell development cell growth cell morphogenesis cellular component organization regulation of axon extension regulation of nervous system development neurogenesis regulation of extent of cell growth positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis regulation of multicellular organismal process positive regulation of axon extension cellular component organization or biogenesis positive regulation of axonogenesis regulation of anatomical structure morphogenesis regulation of cell size neuron projection extension regulation of multicellular organismal development regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth growth positive regulation of cell growth axon development regulation of cell growth cell morphogenesis involved in neuron differentiation positive regulation of growth anatomical structure morphogenesis neuron development regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size protein localization to cell periphery protein localization to plasma membrane localization within membrane protein localization to membrane protein targeting to vacuole involved in autophagy protein targeting autophagy establishment of protein localization to vacuole process utilizing autophagic mechanism protein targeting to vacuole protein localization to vacuole establishment of protein localization to organelle protein localization to organelle vacuolar transport negative regulation of cellular response to growth factor stimulus negative regulation of BMP signaling pathway regulation of BMP signaling pathway regulation of cellular response to growth factor stimulus proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process Wnt signaling pathway, planar cell polarity pathway non-canonical Wnt signaling pathway Wnt signaling pathway protein polyubiquitination protein ubiquitination macromolecule modification post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal negative regulation of transforming growth factor beta receptor signaling pathway cellular response to transforming growth factor beta stimulus regulation of transforming growth factor beta receptor signaling pathway regulation of cellular response to transforming growth factor beta stimulus response to transforming growth factor beta transforming growth factor beta receptor signaling pathway substrate localization to autophagosome autophagosome assembly organelle assembly vacuole organization macroautophagy autophagosome organization cellular component biogenesis organelle organization cellular component assembly membrane organization engulfment of target by autophagosome membrane invagination ectoderm development tissue development regulation of cell morphogenesis positive regulation of dendrite extension dendrite extension regulation of dendrite extension receptor catabolic process receptor metabolic process	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell periphery extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen somatodendritic compartment cell body neuronal cell body axon cell projection neuron projection plasma membrane bounded cell projection
B	Smad7 derived peptide	molecular function inhibitor activity molecular function regulator activity transcription regulator inhibitor activity transforming growth factor beta receptor binding protein binding binding signaling receptor binding type I transforming growth factor beta receptor binding cytokine receptor binding ubiquitin-like ligase-substrate adaptor activity enzyme-substrate adaptor activity protein-macromolecule adaptor activity molecular adaptor activity SMAD binding molecular function inhibitor activity molecular function regulator activity transcription regulator inhibitor activity transforming growth factor beta receptor binding protein binding binding signaling receptor binding type I transforming growth factor beta receptor binding cytokine receptor binding ubiquitin-like ligase-substrate adaptor activity enzyme-substrate adaptor activity protein-macromolecule adaptor activity molecular adaptor activity SMAD binding I-SMAD binding ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding cation binding ion binding metal ion binding small molecule binding activin receptor binding receptor serine/threonine kinase binding transmembrane receptor protein serine/threonine kinase binding collagen binding protein-containing complex binding transcription corepressor activity transcription regulator activity transcription coregulator activity beta-catenin binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization developmental process heart development multicellular organismal process cardiac chamber morphogenesis animal organ development heart morphogenesis ventricular septum development circulatory system development multicellular organism development anatomical structure morphogenesis regulation of protein stability biological regulation regulation of biological quality protein stabilization developmental process heart development multicellular organismal process cardiac chamber morphogenesis animal organ development heart morphogenesis ventricular septum development circulatory system development multicellular organism development anatomical structure morphogenesis cardiac septum development cardiac septum morphogenesis ventricular septum morphogenesis cardiac chamber development anatomical structure development animal organ morphogenesis cardiac ventricle development system development regulation of biological process regulation of cellular process regulation of membrane depolarization membrane depolarization regulation of ventricular cardiac muscle cell membrane depolarization cellular process regulation of membrane potential cellular response to stimulus activin receptor signaling pathway cell surface receptor protein serine/threonine kinase signaling pathway response to stimulus signaling negative regulation of signaling regulation of transmembrane receptor protein serine/threonine kinase signaling pathway negative regulation of biological process regulation of signal transduction negative regulation of cell communication cell communication negative regulation of activin receptor signaling pathway negative regulation of cellular process signal transduction enzyme-linked receptor protein signaling pathway regulation of signaling cell surface receptor signaling pathway negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus regulation of cell communication transforming growth factor beta receptor superfamily signaling pathway regulation of activin receptor signaling pathway negative regulation of transmembrane receptor protein serine/threonine kinase signaling pathway adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of T-helper 17 type immune response immune response regulation of adaptive immune response negative regulation of immune response negative regulation of T-helper 17 type immune response negative regulation of adaptive immune response adaptive immune response negative regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains negative regulation of immune system process immune system process regulation of immune response regulation of immune system process T-helper 17 type immune response localization macromolecule localization protein-containing complex localization regulation of growth regulation of chondrocyte differentiation regulation of cartilage development connective tissue development developmental growth regulation of cell differentiation regulation of cell development positive regulation of developmental process positive regulation of chondrocyte development skeletal system development cell differentiation positive regulation of developmental growth positive regulation of chondrocyte hypertrophy chondrocyte hypertrophy positive regulation of cell development tissue development chondrocyte differentiation positive regulation of multicellular organismal process regulation of cellular component organization cellular developmental process regulation of developmental process positive regulation of biological process cell development positive regulation of chondrocyte differentiation cell growth cellular component organization regulation of chondrocyte development positive regulation of cell differentiation regulation of multicellular organismal process cellular component organization or biogenesis regulation of chondrocyte hypertrophy positive regulation of cellular process regulation of multicellular organismal development regulation of developmental growth developmental cell growth growth positive regulation of cell growth regulation of cell growth positive regulation of growth positive regulation of cartilage development chondrocyte development cartilage development positive regulation of proteasomal protein catabolic process catabolic process positive regulation of protein metabolic process proteasome-mediated ubiquitin-dependent protein catabolic process regulation of ubiquitin-dependent protein catabolic process macromolecule catabolic process regulation of primary metabolic process positive regulation of metabolic process positive regulation of ubiquitin-dependent protein catabolic process modification-dependent macromolecule catabolic process positive regulation of macromolecule metabolic process protein metabolic process regulation of protein metabolic process primary metabolic process proteasomal protein catabolic process regulation of macromolecule metabolic process protein catabolic process regulation of catabolic process positive regulation of protein catabolic process positive regulation of catabolic process regulation of proteasomal ubiquitin-dependent protein catabolic process modification-dependent protein catabolic process regulation of proteasomal protein catabolic process positive regulation of proteasomal ubiquitin-dependent protein catabolic process metabolic process ubiquitin-dependent protein catabolic process macromolecule metabolic process regulation of metabolic process regulation of protein catabolic process cellular response to growth factor stimulus negative regulation of cellular response to growth factor stimulus negative regulation of BMP signaling pathway cellular response to endogenous stimulus BMP signaling pathway cellular response to BMP stimulus regulation of BMP signaling pathway response to endogenous stimulus regulation of cellular response to growth factor stimulus response to BMP response to growth factor blood vessel morphogenesis tube development artery development vasculature development tube morphogenesis artery morphogenesis blood vessel development negative regulation of intracellular signal transduction intracellular signal transduction regulation of intracellular signal transduction intracellular signaling cassette SMAD protein signal transduction regulation of SMAD protein signal transduction negative regulation of SMAD protein signal transduction negative regulation of transforming growth factor beta receptor signaling pathway cellular response to transforming growth factor beta stimulus regulation of transforming growth factor beta receptor signaling pathway regulation of cellular response to transforming growth factor beta stimulus response to transforming growth factor beta transforming growth factor beta receptor signaling pathway cellular component disassembly protein-containing complex organization protein-containing complex disassembly response to laminar fluid shear stress response to stress response to fluid shear stress negative regulation of locomotion regulation of cell motility regulation of locomotion regulation of cell migration negative regulation of cell motility cell migration cell motility negative regulation of cell migration locomotion regulation of epithelial to mesenchymal transition mesenchyme development negative regulation of cell differentiation negative regulation of developmental process negative regulation of epithelial to mesenchymal transition epithelial to mesenchymal transition mesenchymal cell differentiation negative regulation of multicellular organismal process RNA metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic 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 nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process ventricular cardiac muscle tissue morphogenesis striated muscle tissue development muscle structure development ventricular cardiac muscle tissue development muscle tissue development muscle organ development cardiac muscle tissue development muscle tissue morphogenesis tissue morphogenesis cardiac ventricle morphogenesis cardiac muscle tissue morphogenesis muscle organ morphogenesis adherens junction organization adherens junction assembly cellular component biogenesis cell junction organization cellular component assembly cell junction assembly cell-cell junction assembly cell-cell junction organization beta-catenin destruction complex disassembly canonical Wnt signaling pathway Wnt signaling pathway positive regulation of cell adhesion regulation of cell adhesion positive regulation of cell-cell adhesion cell adhesion cell-cell adhesion positive regulation of cell-cell adhesion mediated by cadherin cell-cell adhesion mediated by cadherin regulation of cell-cell adhesion regulation of cell-cell adhesion mediated by cadherin negative regulation of cell population proliferation cell population proliferation negative regulation of chondrocyte proliferation regulation of cell population proliferation chondrocyte proliferation heart process system process regulation of heart contraction regulation of system process regulation of cardiac muscle contraction cardiac muscle contraction muscle contraction muscle system process regulation of muscle system process striated muscle contraction circulatory system process regulation of blood circulation regulation of striated muscle contraction regulation of muscle contraction heart contraction blood circulation ureteric bud development mesonephric epithelium development epithelium development kidney epithelium development mesonephros development renal system development kidney development mesonephric tubule development negative regulation of transcription by competitive promoter binding lymphocyte mediated immunity regulation of immune effector process T cell mediated immunity negative regulation of lymphocyte mediated immunity T cell cytokine production cytokine production leukocyte mediated immunity regulation of T cell mediated immunity negative regulation of cytokine production involved in immune response regulation of cytokine production involved in immune response negative regulation of immune effector process immune effector process regulation of leukocyte mediated immunity negative regulation of production of molecular mediator of immune response negative regulation of gene expression regulation of production of molecular mediator of immune response negative regulation of T cell mediated immunity negative regulation of T cell cytokine production regulation of T cell cytokine production regulation of cytokine production cytokine production involved in immune response production of molecular mediator of immune response negative regulation of cytokine production regulation of lymphocyte mediated immunity negative regulation of leukocyte mediated immunity ossification regulation of ossification negative regulation of ossification regulation of alpha-beta T cell activation regulation of leukocyte activation regulation of cell activation negative regulation of cell adhesion negative regulation of T cell differentiation T cell activation regulation of T-helper cell differentiation alpha-beta T cell activation T-helper cell differentiation negative regulation of leukocyte differentiation negative regulation of T cell activation negative regulation of leukocyte cell-cell adhesion negative regulation of cell-cell adhesion regulation of leukocyte cell-cell adhesion T-helper 17 cell differentiation negative regulation of T-helper 17 cell differentiation CD4-positive, alpha-beta T cell differentiation regulation of T cell differentiation alpha-beta T cell differentiation T cell activation involved in immune response leukocyte activation involved in immune response regulation of T-helper 17 cell differentiation hemopoiesis cell activation negative regulation of cell development regulation of CD4-positive, alpha-beta T cell activation negative regulation of alpha-beta T cell activation regulation of lymphocyte activation regulation of leukocyte differentiation mononuclear cell differentiation lymphocyte differentiation cell activation involved in immune response T cell differentiation negative regulation of hemopoiesis negative regulation of CD4-positive, alpha-beta T cell activation negative regulation of lymphocyte differentiation negative regulation of CD4-positive, alpha-beta T cell differentiation negative regulation of leukocyte activation leukocyte differentiation regulation of CD4-positive, alpha-beta T cell differentiation regulation of alpha-beta T cell differentiation lymphocyte activation negative regulation of alpha-beta T cell differentiation negative regulation of lymphocyte activation leukocyte cell-cell adhesion leukocyte activation alpha-beta T cell activation involved in immune response CD4-positive, alpha-beta T cell activation lymphocyte activation involved in immune response regulation of lymphocyte differentiation regulation of T cell activation T cell differentiation involved in immune response negative regulation of T-helper cell differentiation negative regulation of cell activation regulation of hemopoiesis response to peptide response to chemical response to cytokine response to leukemia inhibitory factor cellular response to cytokine stimulus cellular response to leukemia inhibitory factor	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromatin chromosome RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex nucleus cellular anatomical structure intracellular anatomical structure cytoplasm cytosol intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromatin chromosome RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex nucleus heteromeric SMAD protein complex nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle SMAD protein complex cilium plasma membrane bounded cell projection ciliary basal body cell projection microtubule organizing center cytoskeleton microtubule cytoskeleton centrosome cell periphery plasma membrane membrane membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen nucleolus fibrillar center

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035983	HECT, E3 ligase catalytic domain	Homologous Superfamily
A	IPR036020	WW domain superfamily	Homologous Superfamily
A	IPR000008	C2 domain	Domain
A	IPR050409	E3 ubiquitin-protein ligase	Family
A	IPR000569	HECT domain	Domain
A	IPR024928	E3 ubiquitin-protein ligase, SMURF1 type	Family
A	IPR035892	C2 domain superfamily	Homologous Superfamily
A	IPR001202	WW domain	Domain
B	IPR001132	SMAD domain	Domain
B	IPR036578	SMAD MH1 domain superfamily	Homologous Superfamily
B	IPR013790	SMAD/Dwarfins	Family
B	IPR017855	SMAD-like domain superfamily	Homologous Superfamily
B	IPR013019	MAD homology, MH1	Domain
B	IPR003619	MAD homology 1, Dwarfin-type	Domain
B	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9HCE7	acute myeloid leukemia non-small cell lung carcinoma tuberculosis inflammatory bowel disease pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis lung cancer subependymal giant cell astrocytoma
B	Pharos: O15105	colorectal cancer atrial fibrillation pulmonary fibrosis ulcerative colitis Paraquat lung colorectal cancer, susceptibility to, 3 tuberculosis colorectal adenoma colorectal carcinoma large cell medulloblastoma ovarian cancer atypical teratoid rhabdoid tumor idiopathic interstitial pneumonia lung carcinoma subependymal giant cell astrocytoma colorectal cancer atrial fibrillation pulmonary fibrosis ulcerative colitis Paraquat lung colorectal cancer, susceptibility to, 3 tuberculosis colorectal adenoma colorectal carcinoma large cell medulloblastoma ovarian cancer atypical teratoid rhabdoid tumor idiopathic interstitial pneumonia lung carcinoma subependymal giant cell astrocytoma cancer Crohn disease inflammatory bowel disease malignant glioma plasma cell myeloma

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.