Annotations: 8IA3

Crystal structure of human USF2 bHLHLZ domain in complex with 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)
F	WD40,CAF1C_H4-bd	e8ia3F1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: WD40,CAF1C_H4-bd	ECOD (v295)
E	WD40,CAF1C_H4-bd	e8ia3E1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: WD40,CAF1C_H4-bd	ECOD (v295)
B	WD40,CAF1C_H4-bd	e8ia3B1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: WD40,CAF1C_H4-bd	ECOD (v295)
A	AcetDehyd-dimer	e8ia3A01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: AcetDehyd-dimer	ECOD (v295)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, E, F	PF00010	Helix-loop-helix DNA-binding domain (HLH)	Helix-loop-helix DNA-binding domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D, H	DNA (5'-D(GPCPGPCPGPTPCPAPCPGPTPGPCPCPCPGPTPC)-3')	-	-	-
C, G	DNA (5'-D(PGPAPCPGPGPGPCPAPCPGPTPGPAPCPGPCPGPC)-3')	-	-	-
A, B, E, F	Upstream stimulatory factor 2	DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity identical protein binding protein binding binding protein homodimerization activity protein dimerization activity E-box binding DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity identical protein binding protein binding binding protein homodimerization activity protein dimerization activity E-box binding DNA binding sequence-specific DNA 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 protein heterodimerization activity DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity transcription factor binding bHLH transcription factor binding DNA-binding transcription factor binding	cellular response to stimulus hexose mediated signaling regulation of cellular process response to stimulus homeostatic process signaling cell communication response to monosaccharide response to carbohydrate carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus signal transduction cellular response to stimulus hexose mediated signaling regulation of cellular process response to stimulus homeostatic process signaling cell communication response to monosaccharide response to carbohydrate carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus signal transduction regulation of biological process biological regulation response to oxygen-containing compound cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose sugar mediated signaling pathway glucose mediated signaling pathway cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis chemical homeostasis response to glucose response to chemical glucose homeostasis cellular process carbohydrate mediated signaling viral gene expression late viral transcription viral process viral transcription lipid homeostasis 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 positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process	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 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, E, F	IPR051732	Upstream Stimulatory Factor	Family
A, B, E, F	IPR011598	Myc-type, basic helix-loop-helix (bHLH) domain	Domain
A, B, E, F	IPR036638	Helix-loop-helix DNA-binding domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, E, F	: Q15853	X-linked mixed deafness with perilymphatic gusher

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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.