Annotations: 9D9R

X-ray structure of ALX4 homeodomain dimer bound to DNA

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	WD40	e9d9rB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
A	VWA	e9d9rA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: VWA	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D	DNA (5'-D(CPGPTPTPAPAPTPTPGPAPAPTPTPAPGPCP*G)-3')	-	-	-
C	DNA (5'-D(CPGPCPTPAPAPTPTPCPAPAPTPTPAPAPCP*G)-3')	-	-	-
A, B	Homeobox protein aristaless-like 4	DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding transcription regulatory region nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity protein binding HMG box domain binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding transcription regulatory region nucleic acid binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity protein binding HMG box domain binding protein domain specific binding DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity	developmental process 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 developmental process 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 skeletal system development system development digestive system development tube development digestive tract development epithelium development epidermis development molting cycle process hair cycle animal organ development tissue development skin development skin epidermis development hair follicle development molting cycle hair cycle process muscle structure development muscle organ development regulation of biological process regulation of cellular process regulation of apoptotic process biological regulation cellular process apoptotic process regulation of programmed cell death cell death programmed cell death embryonic organ morphogenesis chordate embryonic development embryo development ending in birth or egg hatching animal organ morphogenesis embryonic skeletal system development skeletal system morphogenesis embryonic organ development embryonic skeletal system morphogenesis embryonic hindlimb morphogenesis hindlimb morphogenesis 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 gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process post-embryonic development anterior/posterior pattern specification pattern specification process regionalization roof of mouth development cellular developmental process cell development nervous system development generation of neurons neurogenesis neuron differentiation cell differentiation neuron development embryonic digit morphogenesis	protein-containing complex transcription regulator complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen protein-containing complex transcription regulator complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen membraneless organelle intracellular membraneless organelle chromatin chromosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017970	Homeobox, conserved site	Conserved Site
A, B	IPR003654	OAR domain	Domain
A, B	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A, B	IPR050649	Paired Homeobox Transcription Factors	Family
A, B	IPR001356	Homeodomain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: Q9H161	Potocki-Shaffer syndrome parietal foramina 2 craniosynostosis parietal foramina polydactyly craniosynostosis 5, susceptibility to frontonasal dysplasia with alopecia and genital anomaly Craniofacial Abnormalities frontonasal dysplasia tethered spinal cord syndrome breast carcinoma lung benign neoplasm parietal foramina 1 trigonocephaly androgenetic alopecia Potocki-Shaffer syndrome parietal foramina 2 craniosynostosis parietal foramina polydactyly craniosynostosis 5, susceptibility to frontonasal dysplasia with alopecia and genital anomaly Craniofacial Abnormalities frontonasal dysplasia tethered spinal cord syndrome breast carcinoma lung benign neoplasm parietal foramina 1 trigonocephaly androgenetic alopecia intellectual disability neural tube defect psoriasis isolated scaphocephaly

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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.