4XRS

Heterodimeric complex of transcription factors MEIS1 and DLX3 on specific DNA

External Resource: Annotation

Domain Annotation: SCOP2 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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
G	SCOP2 Family	Homeodomain	8070995	4000291	SCOP2 (2022-06-29)
G	SCOP2 Superfamily	Homeodomain-like	8070996	3000001	SCOP2 (2022-06-29)
H [auth I]	SCOP2B Superfamily	Homeodomain-like	8070996	3000001	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)
E [auth A]	PF05920	e4xrsA1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: PF05920	ECOD (1.6)
F [auth B]	PF05920	e4xrsB1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: PF05920	ECOD (1.6)
G	PF00046	e4xrsG1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: PF00046	ECOD (1.6)
H [auth I]	PF00046	e4xrsI1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: PF00046	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
E [auth A]	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
F [auth B]	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
G	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
H [auth I]	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
E [auth A], F [auth B]	PF05920	Homeobox KN domain (Homeobox_KN)	Homeobox KN domain	-	Family
G, H [auth I]	PF00046	Homeodomain (Homeodomain)	Homeodomain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth M]	DNA (5'-D(PCPAPAPTPTPAPTPCPCPTPGPTPCPAP*A)-3')	-	-	-
B [auth D]	DNA (5'-D(PAPCPAPAPTPTPAPTPCPCPTPGPTPCPAPAP*C)-3')	-	-	-
C [auth E]	DNA (5'-D(PGPTPTPGPAPCPAPGPGPAPTPAPAPTPTPGPTPT)-3')	-	-	-
D [auth L]	DNA (5'-D(PTPTPGPAPCPAPGPGPAPTPAPAPTPTPGPT)-3')	-	-	-
E [auth A], F [auth B]	Homeobox protein Meis1	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 organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding protein-containing complex binding chromatin binding 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 organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding protein-containing complex binding chromatin 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	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 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 cellular process negative regulation of neuron differentiation regulation of neuron differentiation head development central nervous system development animal organ development brain development behavior locomotory behavior hemopoiesis megakaryocyte differentiation cell development myeloid cell differentiation megakaryocyte development myeloid cell development anatomical structure morphogenesis animal organ morphogenesis blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development tube morphogenesis anatomical structure formation involved in morphogenesis blood vessel development cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of biological process positive regulation of cellular process regulation of cell development regulation of immune system process regulation of multicellular organismal process regulation of multicellular organismal development regulation of myeloid cell differentiation negative regulation of myeloid cell differentiation immune system process regulation of hemopoiesis system process cardiac muscle cell development developmental growth organ growth muscle cell differentiation cell growth striated muscle tissue development muscle structure development muscle cell development cardiac muscle hypertrophy cardiac cell development muscle tissue development cardiac muscle tissue growth muscle hypertrophy heart development heart growth developmental cell growth cardiac muscle tissue development physiological muscle hypertrophy growth cardiac muscle cell differentiation striated muscle hypertrophy tissue development muscle system process cardiocyte differentiation cell growth involved in cardiac muscle cell development physiological cardiac muscle hypertrophy striated muscle cell differentiation sensory organ development eye development visual system development sensory system development camera-type eye morphogenesis eye morphogenesis lens morphogenesis in camera-type eye sensory organ morphogenesis camera-type eye development lens development in camera-type eye definitive hemopoiesis embryonic pattern specification pattern specification process embryo development positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process 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 cellular metabolic process primary metabolic process regulation of cellular metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of DNA-templated transcription cellular biosynthetic process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process regulation of RNA biosynthetic 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 positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process	protein-containing complex transcription regulator complex intracellular organelle intracellular anatomical structure protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome cellular anatomical entity non-membrane-bounded organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle
G, H [auth I]	Homeobox protein DLX-3	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 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 protein-containing complex binding chromatin binding 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 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 protein-containing complex binding chromatin binding transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription factor activity, RNA polymerase II-specific DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity	developmental process multicellular organismal process epithelium development epidermal cell differentiation cellular developmental process epidermis development nervous system development tissue development epithelial cell differentiation hair cell differentiation generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation developmental process multicellular organismal process epithelium development epidermal cell differentiation cellular developmental process epidermis development nervous system development tissue development epithelial cell differentiation hair cell differentiation generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation anatomical structure development cellular process system development 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 placenta development animal organ development anatomical structure morphogenesis odontogenesis of dentin-containing tooth odontogenesis animal organ morphogenesis molting cycle process hair cycle epidermis morphogenesis morphogenesis of an epithelium tissue morphogenesis skin development skin epidermis development hair follicle development molting cycle hair cycle process hair follicle morphogenesis hair follicle cell proliferation cell population proliferation organic substance metabolic process biosynthetic process cellular biosynthetic process cellular metabolic process organic substance biosynthetic process metabolic process macromolecule metabolic process gene expression macromolecule biosynthetic process neuroepithelial cell differentiation odontoblast differentiation columnar/cuboidal epithelial cell differentiation Wnt signaling pathway RNA metabolic process regulation of primary metabolic 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 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 cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process vasculature development blood vessel development circulatory system development 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 biological process positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process	intracellular anatomical structure cytoplasm cellular anatomical entity intracellular organelle protein-containing complex protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B]	IPR001356	Homeobox domain	Domain
E [auth A], F [auth B]	IPR009057	Homeobox-like domain superfamily	Homologous Superfamily
E [auth A], F [auth B]	IPR008422	Homeobox KN domain	Domain
E [auth A], F [auth B]	IPR032453	Homeobox protein PKNOX/Meis, N-terminal	Domain
G, H [auth I]	IPR001356	Homeobox domain	Domain
G, H [auth I]	IPR022135	Distal-less-like homeobox protein, N-terminal domain	Domain
G, H [auth I]	IPR009057	Homeobox-like domain superfamily	Homologous Superfamily
G, H [auth I]	IPR017970	Homeobox, conserved site	Conserved Site
G, H [auth I]	IPR000047	Helix-turn-helix motif	Conserved Site
G, H [auth I]	IPR020479	Homeobox domain, metazoa	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
E [auth A], F [auth B]	Pharos: O00470	restless legs syndrome breast carcinoma Malignant neoplasm of breast ovarian cancer adenoma prostate carcinoma exocrine pancreatic carcinoma sleep-wake disorder idiopathic scoliosis subependymal giant cell astrocytoma large cell medulloblastoma lung carcinoma malignant glioma malignant pancreatic neoplasm medulloblastoma restless legs syndrome breast carcinoma Malignant neoplasm of breast ovarian cancer adenoma prostate carcinoma exocrine pancreatic carcinoma sleep-wake disorder idiopathic scoliosis subependymal giant cell astrocytoma large cell medulloblastoma lung carcinoma malignant glioma malignant pancreatic neoplasm medulloblastoma open-angle glaucoma pancreatic intraductal papillary-mucinous carcinoma astrocytic tumor psoriasis glioblastoma insomnia lung adenocarcinoma malignant colon neoplasm malignant mesothelioma non-small cell lung carcinoma osteosarcoma breast cancer restless legs syndrome, susceptibility to, 7 hepatocellular carcinoma spina bifida invasive ductal breast carcinoma lung cancer malignant ependymoma
G, H [auth I]	Pharos: O60479	tricho-dento-osseous syndrome hypomaturation-hypoplastic amelogenesis imperfecta with taurodontism amelogenesis imperfecta large cell medulloblastoma Amelogenesis imperfecta, hypomaturation hypoplasia type with taurodontism

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.