1T4W

Structural Differences in the DNA Binding Domains of Human p53 and its C. elegans Ortholog Cep-1: Structure of C. elegans Cep-1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1t4wa_	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	p53-like transcription factors	p53 DNA-binding domain-like	Transcription factor CEP-1	(Caenorhabditis elegans ) [TaxId: 6239 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	p53 DNA-binding domain-like	8027594	4001847	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	p53-like transcription factors	8039973	3000758	SCOP2 (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	CEP1-DNA_bind	e1t4wA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: CEP1-DNA_bind	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.720	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF09287	CEP-1, DNA binding (CEP1-DNA_bind)	CEP-1, DNA binding	Members of this family of DNA-binding domains are found the transcription factor CEP-1. They adopt a beta sandwich structure, with nine strands in two beta-sheets, in a Greek-key topology [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	C.Elegans p53 tumor suppressor-like transcription factor	DNA binding binding organic cyclic compound binding nucleic acid binding identical protein binding protein binding protein homodimerization activity protein dimerization activity transcription regulator activity DNA-binding transcription factor activity cation binding transition metal ion binding zinc ion binding ion binding DNA binding binding organic cyclic compound binding nucleic acid binding identical protein binding protein binding protein homodimerization activity protein dimerization activity transcription regulator activity DNA-binding transcription factor activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding sequence-specific DNA binding	multicellular organismal process determination of adult lifespan cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell death intracellular signal transduction cell communication apoptotic signaling pathway cellular response to stress DNA damage response multicellular organismal process determination of adult lifespan cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell death intracellular signal transduction cell communication apoptotic signaling pathway cellular response to stress DNA damage response response to stress intrinsic apoptotic signaling pathway in response to DNA damage cellular process signal transduction apoptotic process intrinsic apoptotic signaling pathway programmed cell death cellular biosynthetic process RNA metabolic process regulation of primary metabolic process regulation of nitrogen compound metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process cellular aromatic compound metabolic process signal transduction in response to DNA damage response to decreased oxygen levels response to hypoxia response to oxygen levels response to abiotic stimulus meiotic chromosome segregation sexual reproduction reproductive process meiotic cell cycle organelle fission meiotic cell cycle process cellular component organization nuclear division organelle organization nuclear chromosome segregation meiotic nuclear division cell cycle cellular component organization or biogenesis chromosome segregation cell cycle process 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 response to oxidative stress positive regulation of macromolecule biosynthetic process positive regulation of metabolic process transcription by RNA polymerase II positive regulation of macromolecule 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 positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process positive regulation of nitrogen compound metabolic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process response to extracellular stimulus response to nutrient levels response to external stimulus response to starvation	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle protein-containing complex transcription regulator complex transcription repressor complex nucleoplasm

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	IPR015367	Transcription factor CEP-1, DNA-binding domain	Domain
A	IPR008967	p53-like transcription factor, DNA-binding domain superfamily	Homologous Superfamily

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.