2K40 | pdb_00002k40

NMR structure of HESX-1 homeodomain double mutant R31L/E42L

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2k40a_	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Sod_Fe_C	e2k40A1	A: a/b three-layered sandwiches	X: TIM beta/alpha-barrel	H: Nucleotide-diphospho-sugar transferases	T: Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase	F: Sod_Fe_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00046	Homeodomain (Homeodomain)	Homeodomain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Homeobox expressed in ES cells 1	DNA-binding transcription factor activity, RNA polymerase II-specific DNA-binding transcription repressor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription repressor activity DNA-binding transcription factor activity DNA binding sequence-specific DNA binding binding double-stranded DNA binding nucleic acid 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 DNA-binding transcription factor activity, RNA polymerase II-specific DNA-binding transcription repressor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription repressor activity DNA-binding transcription factor activity DNA binding sequence-specific DNA binding binding double-stranded DNA binding nucleic acid 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 chromatin binding identical protein binding protein binding protein homodimerization activity protein dimerization activity	developmental process multicellular organism development multicellular organismal process head development central nervous system development anatomical structure development animal organ development brain development nervous system development system development otic vesicle development sensory organ development tube formation embryo development developmental process multicellular organism development multicellular organismal process head development central nervous system development anatomical structure development animal organ development brain development nervous system development system development otic vesicle development sensory organ development tube formation embryo development epithelial tube formation tube morphogenesis inner ear development otic vesicle formation animal organ morphogenesis epithelial tube morphogenesis embryonic organ development embryonic organ morphogenesis ear morphogenesis epithelium development tube development ear development embryonic morphogenesis morphogenesis of an epithelium tissue development otic vesicle morphogenesis tissue morphogenesis anatomical structure morphogenesis sensory organ morphogenesis inner ear morphogenesis anatomical structure formation involved in morphogenesis thyroid gland development endocrine system development gland development cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling canonical Wnt signaling pathway biological regulation cell communication cellular process signal transduction Wnt signaling pathway eye development visual system development camera-type eye development sensory system development intracellular signal transduction intracellular signaling cassette MAPK cascade ERK1 and ERK2 cascade gonad development reproductive system development reproductive process sex differentiation developmental process involved in reproduction development of primary sexual characteristics reproductive structure development forebrain development pituitary gland development diencephalon development leukemia inhibitory factor signaling pathway enzyme-linked receptor protein signaling pathway respiratory system development nose development biosynthetic process metabolic process macromolecule metabolic process gene expression macromolecule biosynthetic process maintenance of cell number stem cell population maintenance brain morphogenesis forebrain morphogenesis regulation of embryonic development regulation of multicellular organismal development regulation of developmental process regulation of multicellular organismal process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II regulation of biosynthetic process primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of biological process negative regulation of RNA biosynthetic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of RNA metabolic process multicellular organism growth developmental growth growth cellular response to metal ion cellular response to chemical stimulus response to metal ion response to chemical cellular response to cadmium ion response to cadmium ion stem cell differentiation cellular developmental process cell differentiation	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromatin chromosome membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017970	Homeobox, conserved site	Conserved Site
A	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A	IPR043402	Homeobox expressed in ES cells 1	Family
A	IPR001356	Homeodomain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9UBX0	septooptic dysplasia Kallmann syndrome panhypopituitarism pituitary stalk interruption syndrome hypopituitarism pituitary hormone deficiency, combined, 1 Hypopituitarism and septooptic 'dysplasia' atypical teratoid rhabdoid tumor hypothyroidism due to deficient transcription factors involved in pituitary development or function congenital hypothyroidism osteogenesis imperfecta psoriasis cutaneous lupus erythematosus intellectual disability osteosarcoma septooptic dysplasia Kallmann syndrome panhypopituitarism pituitary stalk interruption syndrome hypopituitarism pituitary hormone deficiency, combined, 1 Hypopituitarism and septooptic 'dysplasia' atypical teratoid rhabdoid tumor hypothyroidism due to deficient transcription factors involved in pituitary development or function congenital hypothyroidism osteogenesis imperfecta psoriasis cutaneous lupus erythematosus intellectual disability osteosarcoma pituitary hypoplasia

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.