Annotations: 2LB3

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00397	e2lb3A1	A: beta meanders	X: WW domain-like	H: WW domain (From Topology)	T: WW domain	F: PF00397	ECOD (1.6)

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	Peptidyl-prolyl cis-trans isomerase NIMA-interacting 1	phosphoprotein binding protein binding binding kinase binding enzyme binding protein kinase binding mitogen-activated protein kinase kinase binding cytoskeletal motor activity isomerase activity catalytic activity cis-trans isomerase activity cytoskeletal protein binding tau protein binding catalytic activity, acting on a protein phosphoprotein binding protein binding binding kinase binding enzyme binding protein kinase binding mitogen-activated protein kinase kinase binding cytoskeletal motor activity isomerase activity catalytic activity cis-trans isomerase activity cytoskeletal protein binding tau protein binding catalytic activity, acting on a protein peptidyl-prolyl cis-trans isomerase activity enzyme regulator activity ubiquitin ligase activator activity enzyme activator activity ubiquitin-protein transferase regulator activity molecular function activator activity molecular function regulator activity ubiquitin-protein transferase activator activity phosphoserine residue binding protein phosphorylated amino acid binding GTPase activating protein binding phosphothreonine residue binding beta-catenin binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization regulation of protein binding regulation of molecular function negative regulation of protein binding negative regulation of binding regulation of binding negative regulation of molecular function regulation of biosynthetic process regulation of biological process regulation of cellular process cellular biosynthetic process regulation of protein stability biological regulation regulation of biological quality protein stabilization regulation of protein binding regulation of molecular function negative regulation of protein binding negative regulation of binding regulation of binding negative regulation of molecular function regulation of biosynthetic process regulation of biological process regulation of cellular 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 cellular process macromolecule metabolic process regulation of metabolic process cellular response to stimulus response to stimulus signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of biological process regulation of signal transduction intracellular signal transduction negative regulation of cell communication cell communication regulation of intracellular signal transduction intracellular signaling cassette negative regulation of cellular process signal transduction regulation of signaling negative regulation of response to stimulus regulation of MAPK cascade negative regulation of signal transduction negative regulation of ERK1 and ERK2 cascade regulation of response to stimulus MAPK cascade regulation of cell communication ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade negative regulation of MAPK cascade protein localization regulation of localization cellular localization regulation of protein localization regulation of protein localization to nucleus protein localization to nucleus localization regulation of cellular localization cellular macromolecule localization macromolecule localization protein localization to organelle cell surface receptor protein serine/threonine kinase signaling pathway regulation of transmembrane receptor protein serine/threonine kinase signaling pathway enzyme-linked receptor protein signaling pathway cell surface receptor signaling pathway SMAD protein signal transduction regulation of SMAD protein signal transduction negative regulation of SMAD protein signal transduction negative regulation of transmembrane receptor protein serine/threonine kinase signaling pathway regulation of cytokinesis regulation of cell cycle process cytokinesis regulation of cell division cell division cell cycle regulation of cell cycle cell cycle process negative regulation of transforming growth factor beta receptor signaling pathway cellular response to growth factor stimulus cellular response to transforming growth factor beta stimulus regulation of transforming growth factor beta receptor signaling pathway cellular response to endogenous stimulus regulation of cellular response to transforming growth factor beta stimulus response to endogenous stimulus regulation of cellular response to growth factor stimulus response to transforming growth factor beta transforming growth factor beta receptor signaling pathway response to growth factor transforming growth factor beta receptor superfamily signaling pathway amyloid precursor protein catabolic process regulation of amide metabolic process regulation of amyloid-beta formation regulation of amyloid precursor protein catabolic process regulation of primary metabolic process negative regulation of amyloid precursor protein catabolic process amyloid-beta metabolic process protein metabolic process amide metabolic process amyloid precursor protein metabolic process negative regulation of protein metabolic process amyloid-beta formation negative regulation of macromolecule metabolic process negative regulation of amyloid-beta formation organonitrogen compound metabolic process negative regulation of amide metabolic process regulation of protein metabolic process negative regulation of metabolic process primary metabolic process mitotic nuclear division regulation of cellular component organization organelle fission regulation of mitotic nuclear division regulation of organelle organization mitotic cell cycle cellular component organization regulation of mitotic cell cycle organelle organization nuclear division mitotic cell cycle process regulation of nuclear division cellular component organization or biogenesis response to decreased oxygen levels response to hypoxia response to stress response to oxygen levels response to abiotic stimulus catabolic process macromolecule catabolic process negative regulation of protein catabolic process organonitrogen compound catabolic process negative regulation of catabolic process protein catabolic process regulation of catabolic process organic substance catabolic process regulation of protein catabolic process positive regulation of macromolecule biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process organic cyclic compound metabolic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of cellular process regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process positive regulation of molecular function positive regulation of protein binding positive regulation of binding positive regulation of hydrolase activity regulation of catalytic activity regulation of hydrolase activity positive regulation of catalytic activity regulation of GTPase activity positive regulation of GTPase activity macromolecule modification peptidyl-amino acid modification peptidyl-proline modification protein modification process protein peptidyl-prolyl isomerization developmental process multicellular organismal process cellular developmental process nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation anatomical structure development system development cell junction organization synapse organization negative regulation of locomotion regulation of cell motility regulation of locomotion negative regulation of cell motility cell motility locomotion regulation of protein modification process regulation of protein phosphorylation regulation of phosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process protein phosphorylation phosphorylation regulation of phosphorylation regulation of phosphorus metabolic process protein dephosphorylation positive regulation of protein metabolic process positive regulation of phosphate metabolic process positive regulation of protein modification process positive regulation of phosphorus metabolic process positive regulation of dephosphorylation regulation of dephosphorylation regulation of protein dephosphorylation dephosphorylation positive regulation of protein dephosphorylation positive regulation of phosphorylation positive regulation of protein phosphorylation positive regulation of cell communication positive regulation of signal transduction regulation of canonical Wnt signaling pathway canonical Wnt signaling pathway positive regulation of response to stimulus positive regulation of Wnt signaling pathway Wnt signaling pathway positive regulation of canonical Wnt signaling pathway regulation of Wnt signaling pathway positive regulation of signaling	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen cytoplasm cytosol synapse cell junction glutamatergic synapse cilium plasma membrane bounded cell projection ciliary basal body cell projection microtubule organizing center cytoskeleton intracellular non-membrane-bounded organelle microtubule cytoskeleton non-membrane-bounded organelle midbody cytosolic region postsynapse postsynaptic cytosol
B	Mothers against decapentaplegic homolog 2	SMAD binding protein binding binding R-SMAD binding transforming growth factor beta receptor binding signaling receptor binding type I transforming growth factor beta receptor binding cytokine receptor binding co-SMAD binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA binding sequence-specific DNA binding SMAD binding protein binding binding R-SMAD binding transforming growth factor beta receptor binding signaling receptor binding type I transforming growth factor beta receptor binding cytokine receptor binding co-SMAD binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding cis-regulatory region sequence-specific DNA binding transcription regulatory region nucleic acid binding cytoskeletal protein binding tau protein binding I-SMAD binding phosphatase binding enzyme binding ubiquitin protein ligase binding ubiquitin-like protein ligase binding DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity cation binding ion binding metal ion binding small molecule binding identical protein binding transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding RNA polymerase II transcription regulatory region sequence-specific DNA binding RNA polymerase II cis-regulatory region sequence-specific DNA binding protein-containing complex binding chromatin binding disordered domain specific binding protein domain specific binding	developmental process multicellular organismal process digestive system development foregut morphogenesis tube development embryonic morphogenesis embryo development digestive tract development multicellular organism development anatomical structure morphogenesis tube morphogenesis embryonic foregut morphogenesis digestive tract morphogenesis anatomical structure development developmental process multicellular organismal process digestive system development foregut morphogenesis tube development embryonic morphogenesis embryo development digestive tract development multicellular organism development anatomical structure morphogenesis tube morphogenesis embryonic foregut morphogenesis digestive tract morphogenesis anatomical structure development system development mesoderm morphogenesis mesenchyme morphogenesis animal organ development mesenchyme development tissue development tissue morphogenesis paraxial mesoderm development animal organ morphogenesis paraxial mesoderm morphogenesis mesoderm development regulation of cellular process cellular biosynthetic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process organic substance biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process regulation of biological process cellular metabolic process biological regulation 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 cellular process macromolecule metabolic process regulation of metabolic process positive regulation of cellular biosynthetic process embryonic pattern specification dorsal/ventral axis specification pattern specification process regionalization embryonic axis specification dorsal/ventral pattern formation zygotic specification of dorsal/ventral axis axis specification response to organic substance response to sterol response to stimulus response to lipid response to alcohol response to chemical response to oxygen-containing compound response to cholesterol response to organic cyclic compound RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription organic cyclic compound metabolic process nucleic acid biosynthetic process organic cyclic compound biosynthetic process embryo development ending in birth or egg hatching chordate embryonic development in utero embryonic development regulation of primary metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of DNA-templated transcription secondary palate development roof of mouth development cellular response to stimulus signaling cell communication signal transduction involved in regulation of gene expression signal transduction cellular developmental process cell differentiation cell fate commitment transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of RNA biosynthetic process protein localization establishment of protein localization cellular localization nitrogen compound transport transport hormone secretion protein localization to extracellular region peptide secretion localization secretion by cell amide transport signal release cellular macromolecule localization regulation of biological quality secretion regulation of hormone levels organic substance transport establishment of protein localization to extracellular region cell-cell signaling export from cell protein secretion establishment of localization peptide transport protein transport peptide hormone secretion macromolecule localization hormone transport insulin secretion cellular response to growth factor stimulus cell surface receptor protein serine/threonine kinase signaling pathway cell surface receptor signaling pathway cellular response to transforming growth factor beta stimulus response to endogenous stimulus cellular response to endogenous stimulus response to transforming growth factor beta transforming growth factor beta receptor signaling pathway response to growth factor transforming growth factor beta receptor superfamily signaling pathway enzyme-linked receptor protein signaling pathway formation of primary germ layer gastrulation anatomical structure formation involved in morphogenesis mesoderm formation negative regulation of biological process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process negative regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription 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 cellular process negative regulation of macromolecule metabolic process negative regulation of biosynthetic process heart development epithelium development circulatory system development pericardium development activin receptor signaling pathway nodal signaling pathway developmental growth growth organ growth regulation of molecular function regulation of binding regulation of transmembrane receptor protein serine/threonine kinase signaling pathway regulation of signal transduction regulation of transforming growth factor beta receptor signaling pathway regulation of signaling regulation of cellular response to transforming growth factor beta stimulus regulation of cellular response to growth factor stimulus regulation of response to stimulus regulation of cell communication regulation of epithelial to mesenchymal transition regulation of developmental process positive regulation of epithelial to mesenchymal transition regulation of cell differentiation positive regulation of developmental process positive regulation of cell differentiation regulation of multicellular organismal process epithelial to mesenchymal transition positive regulation of multicellular organismal process mesenchymal cell differentiation homeostatic process response to monosaccharide response to carbohydrate carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus cellular response to organic substance cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis chemical homeostasis response to glucose glucose homeostasis embryonic organ morphogenesis embryonic cranial skeleton morphogenesis skeletal system development cranial skeletal system development embryonic skeletal system development skeletal system morphogenesis embryonic organ development embryonic skeletal system morphogenesis respiratory tube development lung development respiratory system development positive regulation of cell communication positive regulation of signal transduction positive regulation of BMP signaling pathway positive regulation of response to stimulus BMP signaling pathway cellular response to BMP stimulus regulation of BMP signaling pathway positive regulation of transmembrane receptor protein serine/threonine kinase signaling pathway response to BMP positive regulation of signaling heart valve development aortic valve development heart valve morphogenesis semi-lunar valve development aortic valve morphogenesis ureteric bud development mesonephric epithelium development kidney epithelium development mesonephros development renal system development kidney development mesonephric tubule development pancreas development endocardial cushion morphogenesis heart morphogenesis endocardial cushion development pulmonary valve morphogenesis pulmonary valve development intracellular signal transduction SMAD protein signal transduction intracellular signaling cassette adrenal gland development endocrine system development gland development negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation RNA processing regulatory ncRNA processing regulatory ncRNA-mediated gene silencing primary miRNA processing negative regulation of gene expression miRNA processing endoderm development endoderm formation epithelial cell differentiation neuroepithelial cell differentiation odontoblast differentiation columnar/cuboidal epithelial cell differentiation lateral mesoderm development determination of left/right asymmetry in lateral mesoderm determination of bilateral symmetry determination of left/right symmetry left/right pattern formation specification of symmetry post-embryonic development anterior/posterior pattern specification	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex RNA polymerase II transcription regulator complex membrane-bounded organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle activin responsive factor complex intracellular organelle organelle intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex RNA polymerase II transcription regulator complex membrane-bounded organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle activin responsive factor complex intracellular organelle organelle protein-DNA complex intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle heteromeric SMAD protein complex SMAD protein complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen homomeric SMAD protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036020	WW domain superfamily	Homologous Superfamily
A	IPR023058	Peptidyl-prolyl cis-trans isomerase, PpiC-type, conserved site	Conserved Site
A	IPR046357	Peptidyl-prolyl cis-trans isomerase domain superfamily	Homologous Superfamily
A	IPR000297	Peptidyl-prolyl cis-trans isomerase, PpiC-type	Domain
A	IPR001202	WW domain	Domain
B	IPR036578	SMAD MH1 domain superfamily	Homologous Superfamily
B	IPR017855	SMAD-like domain superfamily	Homologous Superfamily
B	IPR013019	MAD homology, MH1	Domain
B	IPR013790	Dwarfin	Family
B	IPR003619	MAD homology 1, Dwarfin-type	Domain
B	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
B	IPR001132	SMAD domain, Dwarfin-type	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q13526	breast carcinoma ovarian cancer Severe Recalcitrant Nodular Acne atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma medulloblastoma pilocytic astrocytoma acute promyelocytic leukemia breast cancer malignant ependymoma primitive neuroectodermal tumor astrocytic tumor malignant glioma
B	Pharos: Q15796	Liver Cirrhosis, Experimental acromicric dysplasia lymphoplasmacytic lymphoma ovarian cancer primitive neuroectodermal tumor subependymal giant cell astrocytoma cancer colorectal cancer connective tissue disease hepatitis kidney disease lung cancer Marfan syndrome pituitary cancer psoriasis Liver Cirrhosis, Experimental acromicric dysplasia lymphoplasmacytic lymphoma ovarian cancer primitive neuroectodermal tumor subependymal giant cell astrocytoma cancer colorectal cancer connective tissue disease hepatitis kidney disease lung cancer Marfan syndrome pituitary cancer psoriasis thoracic aortic aneurysm amyotrophic lateral sclerosis colorectal carcinoma dermatomyositis lung disease medulloblastoma plasma cell myeloma right atrial isomerism breast cancer geleophysic dysplasia holoprosencephaly

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	TPO	Parent Component: THR RESID: AA0038 PSI-MOD : O-phospho-L-threonine MOD:00047

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.