8P9E

Crystal structure of wild type p63-p73 heterotetramer (tetramerisation domain) in complex with darpin 1810 F11

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
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	p53 tetramerization domain	8072271	3000414	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	p53 tetramerization domain	8072269	3000414	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)
C	PF13637	e8p9eC1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: PF13637	ECOD (1.6)
A	PF07710	e8p9eA1	A: alpha duplicates or obligate multimers	X: p53 tetramerization domain (From Topology)	H: p53 tetramerization domain (From Topology)	T: p53 tetramerization domain	F: PF07710	ECOD (1.6)
B	PF07710	e8p9eB1	A: alpha duplicates or obligate multimers	X: p53 tetramerization domain (From Topology)	H: p53 tetramerization domain (From Topology)	T: p53 tetramerization domain	F: PF07710	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	Darpin 1810 F11	-	-	-
A	Isoform 2 of Tumor protein 63	protein binding binding WW domain binding protein domain specific binding protein-containing complex binding chromatin binding promoter-specific chromatin binding DNA binding organic cyclic compound binding nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription activator activity, RNA polymerase II-specific protein binding binding WW domain binding protein domain specific binding protein-containing complex binding chromatin binding promoter-specific chromatin binding DNA binding organic cyclic compound binding nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity 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 p53 binding sequence-specific DNA binding double-stranded DNA binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding MDM2/MDM4 family protein binding damaged DNA binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process developmental process spermatogenesis sexual reproduction reproductive process multicellular organismal reproductive process developmental process involved in reproduction male gamete generation gamete generation cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process developmental process spermatogenesis sexual reproduction reproductive process multicellular organismal reproductive process developmental process involved in reproduction male gamete generation gamete generation multicellular organismal process limb development appendage development embryonic forelimb morphogenesis embryonic limb morphogenesis embryonic morphogenesis embryonic appendage morphogenesis embryo development multicellular organism development anatomical structure morphogenesis forelimb morphogenesis appendage morphogenesis anatomical structure development limb morphogenesis 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 epidermal cell division cell division regulation of epidermal cell division regulation of cell division negative regulation of mesoderm development regulation of developmental process negative regulation of developmental process negative regulation of biological process regulation of mesoderm development tissue development mesoderm development cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein tetramerization protein-containing complex assembly cellular component organization or biogenesis skeletal system development system development establishment of skin barrier epithelium development skin development skin epidermis development epidermis development animal organ development cell-cell signaling ectoderm and mesoderm interaction cell population proliferation epithelial cell proliferation keratinocyte proliferation genitalia development reproductive system development sex differentiation female genitalia development female sex differentiation reproductive structure development animal organ morphogenesis genitalia morphogenesis female genitalia morphogenesis sympathetic nervous system development autonomic nervous system development nervous system development molting cycle process hair cycle epidermis morphogenesis morphogenesis of an epithelium tissue morphogenesis hair follicle development molting cycle hair cycle process hair follicle morphogenesis regulation of stem cell proliferation positive regulation of cell population proliferation positive regulation of stem cell proliferation stem cell proliferation regulation of cell population proliferation embryonic hindlimb morphogenesis hindlimb morphogenesis cellular developmental process prostate gland development gland development epithelial cell differentiation prostate glandular acinus development cell differentiation epithelial cell differentiation involved in prostate gland development squamous basal epithelial stem cell differentiation involved in prostate gland acinus development urogenital system development glandular epithelial cell differentiation stem cell differentiation columnar/cuboidal epithelial cell differentiation cellular metabolic process cellular senescence metabolic process post-anal tail morphogenesis fibroblast apoptotic process positive regulation of fibroblast apoptotic process regulation of fibroblast apoptotic process lateral sprouting from an epithelium prostate gland epithelium morphogenesis gland morphogenesis morphogenesis of an epithelial bud animal organ formation morphogenesis of an epithelial fold morphogenesis of embryonic epithelium prostatic bud formation prostate gland morphogenesis morphogenesis of a branching structure anatomical structure formation involved in morphogenesis morphogenesis of a branching epithelium response to organic substance intracellular receptor signaling pathway response to lipid negative regulation of signaling intracellular estrogen receptor signaling pathway hormone-mediated signaling pathway negative regulation of cell communication negative regulation of intracellular steroid hormone receptor signaling pathway cellular response to endogenous stimulus response to hormone response to steroid hormone regulation of intracellular steroid hormone receptor signaling pathway regulation of intracellular estrogen receptor signaling pathway negative regulation of cellular process cellular response to organic substance cellular response to steroid hormone stimulus response to organic cyclic compound negative regulation of intracellular estrogen receptor signaling pathway cellular response to hormone stimulus negative regulation of response to stimulus response to endogenous stimulus cellular response to organic cyclic compound negative regulation of signal transduction cellular response to chemical stimulus steroid hormone mediated signaling pathway response to chemical cellular response to lipid nuclear receptor signaling pathway intracellular steroid hormone receptor signaling pathway skin morphogenesis negative regulation of cellular metabolic process regulation of primary 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 negative regulation of metabolic process primary 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 macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of macromolecule metabolic 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 cell surface receptor signaling pathway Notch signaling pathway positive regulation of somatic stem cell population maintenance regulation of somatic stem cell population maintenance regulation of stem cell population maintenance stem cell population maintenance positive regulation of developmental process positive regulation of stem cell population maintenance somatic stem cell population maintenance positive regulation of multicellular organismal process regulation of multicellular organismal process maintenance of cell number positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process 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 cellular metabolic process positive regulation of biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process epithelial cell development cell development epidermal cell differentiation keratinocyte differentiation positive regulation of keratinocyte proliferation positive regulation of epithelial cell proliferation regulation of keratinocyte proliferation regulation of epithelial cell proliferation polarized epithelial cell differentiation morphogenesis of a polarized epithelium odontogenesis of dentin-containing tooth odontogenesis cranial skeletal system development regulation of epidermal cell differentiation negative regulation of keratinocyte differentiation regulation of cell differentiation regulation of epithelial cell differentiation negative regulation of cell differentiation negative regulation of epidermis development regulation of multicellular organismal development negative regulation of epithelial cell differentiation negative regulation of epidermal cell differentiation regulation of epidermis development negative regulation of multicellular organismal process regulation of keratinocyte differentiation determination of adult lifespan neuron apoptotic process regulation of osteoblast differentiation osteoblast differentiation positive regulation of osteoblast differentiation ossification positive regulation of cell differentiation regulation of cellular senescence negative regulation of cellular senescence regulation of cell cycle phase transition regulation of cell cycle process cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition positive regulation of cell cycle positive regulation of cell cycle G1/S phase transition positive regulation of cell cycle phase transition positive regulation of cell cycle process cell cycle regulation of cell cycle cell cycle process digestive system development tube development cloaca development digestive tract development tube morphogenesis digestive tract morphogenesis cloacal septation signal transduction by p53 class mediator intracellular signal transduction intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator intrinsic apoptotic signaling pathway by p53 class mediator intrinsic apoptotic signaling pathway in response to DNA damage intrinsic apoptotic signaling pathway regulation of Notch signaling pathway positive regulation of Notch signaling pathway pattern specification process regionalization proximal/distal pattern formation establishment of planar polarity establishment of tissue polarity protein-DNA complex organization chromatin organization chromatin remodeling	somatodendritic compartment cell projection dendrite dendritic tree neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm intracellular organelle protein-containing complex protein-DNA complex organelle intracellular non-membrane-bounded organelle somatodendritic compartment cell projection dendrite dendritic tree neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm intracellular organelle protein-containing complex protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
B	Tumor protein p73	DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding transcription regulatory region nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding transcription regulatory region nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity 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 protein binding p53 binding transcription factor binding transcription coregulator binding transcription corepressor 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 cis-regulatory region sequence-specific DNA binding RNA polymerase II cis-regulatory region sequence-specific DNA binding MDM2/MDM4 family protein binding kinase binding enzyme binding protein kinase binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process multicellular organismal process regulation of cellular process cellular developmental process regulation of developmental process negative regulation of biological process regulation of cell differentiation neurogenesis multicellular organism development cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process multicellular organismal process regulation of cellular process cellular developmental process regulation of developmental process negative regulation of biological process regulation of cell differentiation neurogenesis multicellular organism development neuron differentiation cell differentiation anatomical structure development negative regulation of cellular process negative regulation of cell differentiation system development developmental process regulation of biological process negative regulation of developmental process biological regulation nervous system development generation of neurons negative regulation of neuron differentiation regulation of neuron differentiation response to chemical response to xenobiotic stimulus cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein tetramerization protein-containing complex assembly cellular component organization or biogenesis mismatch repair primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process metabolic process macromolecule metabolic process DNA repair 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 biosynthetic process organic substance biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process positive regulation of programmed cell death regulation of apoptotic process positive regulation of biological process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process programmed cell death positive regulation of cellular process regulation of growth regulation of cardiac muscle tissue growth developmental growth cardiac muscle cell proliferation negative regulation of cardiac muscle tissue growth organ growth striated muscle tissue development negative regulation of organ growth negative regulation of growth regulation of organ growth regulation of heart growth regulation of cardiac muscle cell proliferation muscle cell proliferation regulation of multicellular organismal process cardiac muscle tissue growth muscle tissue development striated muscle cell proliferation heart development negative regulation of cell population proliferation heart growth regulation of multicellular organismal development cell population proliferation regulation of developmental growth negative regulation of heart growth cardiac muscle tissue development animal organ development growth tissue development circulatory system development negative regulation of developmental growth regulation of cell population proliferation negative regulation of multicellular organismal process negative regulation of cardiac muscle cell proliferation respiratory tube development positive regulation of lung ciliated cell differentiation epithelial cell differentiation regulation of epithelial cell differentiation positive regulation of developmental process positive regulation of cell differentiation lung development respiratory system development epithelium development lung ciliated cell differentiation tube development regulation of lung ciliated cell differentiation lung epithelium development positive regulation of epithelial cell differentiation lung epithelial cell differentiation lung cell differentiation positive regulation of multicellular organismal process kidney development renal system development positive regulation of macromolecule biosynthetic process regulation of primary 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 biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process regulation of mitotic cell cycle cell cycle regulation of cell cycle mitotic cell cycle response to organic substance response to organonitrogen compound response to nitrogen compound positive regulation of cell communication positive regulation of signal transduction signaling 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 regulation of signaling positive regulation of MAPK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade regulation of response to stimulus MAPK cascade regulation of cell communication positive regulation of signaling apoptotic signaling pathway intrinsic apoptotic signaling pathway in response to DNA damage intrinsic apoptotic signaling pathway signal transduction by p53 class mediator intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator intrinsic apoptotic signaling pathway by p53 class mediator positive regulation of nervous system development cell development regulation of neurogenesis regulation of gliogenesis positive regulation of gliogenesis regulation of cell development regulation of nervous system development gliogenesis positive regulation of neurogenesis positive regulation of oligodendrocyte differentiation regulation of glial cell differentiation positive regulation of cell development positive regulation of glial cell differentiation central nervous system development oligodendrocyte differentiation glial cell differentiation regulation of oligodendrocyte differentiation	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol intracellular organelle protein-containing complex protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle membrane-bounded organelle Golgi apparatus intracellular anatomical structure cytoplasm cellular anatomical entity cytosol intracellular organelle protein-containing complex protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle membrane-bounded organelle Golgi apparatus intracellular membrane-bounded organelle endomembrane system cell junction nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR012346	p53/RUNT-type transcription factor, DNA-binding domain superfamily	Homologous Superfamily
A	IPR036674	p53-like tetramerisation domain superfamily	Homologous Superfamily
A	IPR011615	p53, DNA-binding domain	Domain
A	IPR001660	Sterile alpha motif domain	Domain
A	IPR002117	p53 tumour suppressor family	Family
A	IPR008967	p53-like transcription factor, DNA-binding domain superfamily	Homologous Superfamily
A	IPR010991	p53, tetramerisation domain	Domain
A	IPR037611	Tumour protein p63, SAM domain	Domain
A	IPR013761	Sterile alpha motif/pointed domain superfamily	Homologous Superfamily
B	IPR012346	p53/RUNT-type transcription factor, DNA-binding domain superfamily	Homologous Superfamily
B	IPR036674	p53-like tetramerisation domain superfamily	Homologous Superfamily
B	IPR011615	p53, DNA-binding domain	Domain
B	IPR001660	Sterile alpha motif domain	Domain
B	IPR002117	p53 tumour suppressor family	Family
B	IPR037612	Tumour protein p73, SAM domain	Domain
B	IPR008967	p53-like transcription factor, DNA-binding domain superfamily	Homologous Superfamily
B	IPR010991	p53, tetramerisation domain	Domain
B	IPR013761	Sterile alpha motif/pointed domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9H3D4	ADULT syndrome Rapp-Hodgkin syndrome EEC syndrome squamous cell carcinoma cleft palate ankyloblepharon-ectodermal defects-cleft lip/palate syndrome limb-mammary syndrome ectrodactyly, ectodermal dysplasia, and cleft lip-palate syndrome 3 split hand-foot malformation 4 Skin Abnormalities squamous cell neoplasm lung adenocarcinoma bladder exstrophy breast disease split hand-foot malformation ADULT syndrome Rapp-Hodgkin syndrome EEC syndrome squamous cell carcinoma cleft palate ankyloblepharon-ectodermal defects-cleft lip/palate syndrome limb-mammary syndrome ectrodactyly, ectodermal dysplasia, and cleft lip-palate syndrome 3 split hand-foot malformation 4 Skin Abnormalities squamous cell neoplasm lung adenocarcinoma bladder exstrophy breast disease split hand-foot malformation cleft lip sweat gland neoplasm ovarian cancer carcinoma sarcomatoid carcinoma tubular adenocarcinoma colorectal cancer lung carcinoma adenocarcinoma psoriasis granular cell carcinoma childhood acute lymphoblastic leukemia intellectual disability large cell medulloblastoma undifferentiated carcinoma colorectal carcinoma malignant pancreatic neoplasm cribriform carcinoma of breast osteosarcoma esophageal adenocarcinoma pancreatic neoplasm interstitial cystitis lung benign neoplasm malignant colon neoplasm acute lymphoblastic leukemia dermatomyositis myopathy amelogenesis imperfecta non-small cell lung carcinoma Emery-Dreifuss muscular dystrophy breast cancer exocrine pancreatic carcinoma peeling skin syndrome glioblastoma cervical cancer cleft lip and alveolus juvenile dermatomyositis squamous cell lung carcinoma malignant glioma cribriform carcinoma malignant tumor of neck ectrodactyly, ectodermal dysplasia, and cleft lip-palate syndrome 1 amyotrophic lateral sclerosis orofacial cleft 8 atypical teratoid rhabdoid tumor ovarian neoplasm breast carcinoma
B	Pharos: O15350	adult T-cell leukemia/lymphoma Inflammation small cell lung carcinoma breast carcinoma alveolar rhabdomyosarcoma acute T cell leukemia breast cancer primary ciliary dyskinesia lissencephaly spectrum disorders malignant ependymoma small cell carcinoma cancer lung benign neoplasm

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.