Annotations: 7XI4

Crystal Structure of the NPAS4-ARNT heterodimer in complex with DNA

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	FAD_binding_4	e7xi4A1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: FAD_binding_4	ECOD (v294.2)
B	FAD_binding_4	e7xi4B1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: FAD_binding_4	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00989	PAS fold (PAS)	PAS fold	The PAS fold corresponds to the structural domain that has previously been defined as PAS and PAC motifs [4]. The PAS fold appears in archaea, eubacteria and eukarya. This domain can bind gases (O2, CO and NO), FAD, 4-hydroxycinnamic acid and NAD+ [5 ...	The PAS fold corresponds to the structural domain that has previously been defined as PAS and PAC motifs [4]. The PAS fold appears in archaea, eubacteria and eukarya. This domain can bind gases (O2, CO and NO), FAD, 4-hydroxycinnamic acid and NAD+ [5].	Domain
A	PF00010	Helix-loop-helix DNA-binding domain (HLH)	Helix-loop-helix DNA-binding domain		Domain
B	PF08447	PAS fold (PAS_3)	PAS fold	The PAS fold corresponds to the structural domain that has previously been defined as PAS and PAC motifs [4]. The PAS fold appears in archaea, eubacteria and eukarya.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Aryl hydrocarbon receptor nuclear translocator	transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding protein binding binding DNA-binding transcription factor 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 transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding protein binding binding DNA-binding transcription factor 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 protein dimerization activity transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription factor activity, RNA polymerase II-specific identical protein binding protein homodimerization activity protein-containing complex binding nuclear receptor activity molecular transducer activity signaling receptor activity ligand-modulated transcription factor activity signaling receptor binding aryl hydrocarbon receptor binding	developmental process cellular developmental process cell differentiation cellular process ribonucleotide catabolic process pyridine nucleotide catabolic process aerobic respiration regulation of cellular process oxoacid metabolic process carbohydrate catabolic process carbohydrate derivative metabolic process organophosphate catabolic process regulation of generation of precursor metabolites and energy positive regulation of phosphate metabolic process developmental process cellular developmental process cell differentiation cellular process ribonucleotide catabolic process pyridine nucleotide catabolic process aerobic respiration regulation of cellular process oxoacid metabolic process carbohydrate catabolic process carbohydrate derivative metabolic process organophosphate catabolic process regulation of generation of precursor metabolites and energy positive regulation of phosphate metabolic process nucleoside phosphate catabolic process organic acid metabolic process regulation of primary metabolic process regulation of ATP metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process regulation of purine nucleotide catabolic process positive regulation of nucleotide catabolic process regulation of small molecule metabolic process glycolytic process regulation of nucleotide metabolic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process regulation of nucleobase-containing compound metabolic process purine ribonucleotide catabolic process phosphorus metabolic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process pyruvate metabolic process regulation of carbohydrate catabolic process regulation of biological process positive regulation of phosphorus metabolic process purine nucleoside diphosphate metabolic process primary metabolic process purine-containing compound catabolic process nucleotide metabolic process regulation of purine nucleotide metabolic process nucleobase-containing compound catabolic process positive regulation of ATP metabolic process nucleoside diphosphate metabolic process purine nucleoside diphosphate catabolic process nucleoside diphosphate catabolic process metabolic process regulation of phosphorus metabolic process regulation of nucleotide catabolic process positive regulation of carbohydrate metabolic process nucleoside triphosphate metabolic process monocarboxylic acid metabolic process purine ribonucleotide metabolic process regulation of metabolic process pyridine-containing compound catabolic process ribose phosphate metabolic process cellular respiration ATP metabolic process catabolic process energy derivation by oxidation of organic compounds positive regulation of nucleotide metabolic process positive regulation of purine nucleotide catabolic process positive regulation of biological process purine nucleotide metabolic process ribonucleotide metabolic process nucleobase-containing small molecule metabolic process purine ribonucleoside triphosphate metabolic process ribonucleoside diphosphate metabolic process ribonucleoside diphosphate catabolic process regulation of carbohydrate metabolic process positive regulation of cellular process nucleotide catabolic process purine nucleoside triphosphate metabolic process carbohydrate metabolic process purine nucleotide catabolic process carbohydrate derivative catabolic process positive regulation of glycolytic process biological regulation ADP catabolic process carboxylic acid metabolic process generation of precursor metabolites and energy regulation of catabolic process regulation of glycolytic process purine-containing compound metabolic process positive regulation of purine nucleotide metabolic process positive regulation of catabolic process ADP metabolic process organophosphate metabolic process purine ribonucleoside diphosphate metabolic process positive regulation of small molecule metabolic process purine ribonucleoside diphosphate catabolic process regulation of protein sumoylation regulation of protein modification process positive regulation of protein metabolic process peptidyl-lysine modification positive regulation of post-translational protein modification positive regulation of protein modification process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal protein modification process positive regulation of protein modification by small protein conjugation or removal regulation of post-translational protein modification regulation of protein metabolic process regulation of macromolecule metabolic process protein sumoylation macromolecule modification macromolecule metabolic process positive regulation of protein sumoylation post-translational protein modification protein modification by small protein conjugation protein modification by small protein conjugation or removal multicellular organismal process positive regulation of macromolecule biosynthetic process positive regulation of biosynthetic process regulation of cytokine production cytokine production regulation of multicellular organismal process regulation of vascular endothelial growth factor production regulation of biosynthetic process gene expression macromolecule biosynthetic process regulation of gene expression vascular endothelial growth factor production biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process positive regulation of vascular endothelial growth factor production regulation of macromolecule biosynthetic process positive regulation of cytokine production cell cycle G1 to G0 transition cell cycle process regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response defense response negative regulation of response to stimulus negative regulation of biological process response to external stimulus regulation of inflammatory response regulation of response to stimulus response to stress negative regulation of response to external stimulus regulation of response to stress negative regulation of defense response inflammatory response positive regulation of hormone metabolic process regulation of hormone biosynthetic process regulation of hormone metabolic process regulation of hormone levels hormone metabolic process positive regulation of hormone biosynthetic process regulation of biological quality hormone biosynthetic process placenta development chordate embryonic development animal organ development embryo development in utero embryonic development multicellular organism development embryonic placenta development embryo development ending in birth or egg hatching anatomical structure development embryonic organ development response to chemical response to toxic substance cellular response to stimulus response to oxidative stress cellular response to chemical stimulus cellular response to stress cellular response to oxidative stress cellular response to chemical stress response to decreased oxygen levels response to hypoxia response to oxygen levels response to abiotic stimulus positive regulation of DNA-templated transcription RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process regulation of DNA-templated transcription system process epithelial structure maintenance homeostatic process digestive system process intestinal epithelial structure maintenance tissue homeostasis maintenance of gastrointestinal epithelium digestion multicellular organismal-level homeostasis anatomical structure homeostasis transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle cytoplasm membrane-enclosed lumen intracellular organelle lumen RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle cytoplasm membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen aryl hydrocarbon receptor complex nuclear aryl hydrocarbon receptor complex signaling receptor complex intracellular protein-containing complex intracellular membraneless organelle nuclear body membraneless organelle
B	Neuronal PAS domain protein 4	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 protein heterodimerization activity protein binding protein dimerization 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 protein heterodimerization activity protein binding protein dimerization activity DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity protein-containing complex binding DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity	developmental process cellular developmental process cell differentiation cellular process behavior multicellular organismal process system process learning learning or memory nervous system process cognition trans-synaptic signaling regulation of biological process regulation of signaling developmental process cellular developmental process cell differentiation cellular process behavior multicellular organismal process system process learning learning or memory nervous system process cognition trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process synaptic transmission, GABAergic modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication regulation of synaptic transmission, GABAergic long-term memory memory cellular response to stimulus cellular response to stress response to stimulus response to stress regulation of postsynaptic membrane potential chemical synaptic transmission, postsynaptic signal transduction regulation of biological quality cell surface receptor signaling pathway excitatory postsynaptic potential regulation of membrane potential short-term memory inhibitory synapse assembly nervous system development cellular component organization cellular component biogenesis multicellular organism development cell junction organization cellular component assembly cell junction assembly anatomical structure development synapse organization cellular component organization or biogenesis synapse assembly system development inhibitory postsynaptic potential regulation of synaptic plasticity biological process involved in intraspecies interaction between organisms social behavior positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process 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 positive regulation of RNA metabolic process regulation of gene expression biosynthetic process positive regulation of RNA biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process transcription by RNA polymerase II regulation of transcription by RNA polymerase II response to ketone response to lipid cellular response to mineralocorticoid stimulus response to corticosterone response to mineralocorticoid cellular response to endogenous stimulus response to hormone response to steroid hormone cellular response to ketone cellular response to steroid hormone stimulus cellular response to hormone stimulus response to endogenous stimulus response to alcohol response to glucocorticoid response to oxygen-containing compound cellular response to glucocorticoid stimulus cellular response to corticosterone stimulus cellular response to oxygen-containing compound cellular response to corticosteroid stimulus response to corticosteroid cellular response to chemical stimulus cellular response to alcohol response to chemical cellular response to lipid positive regulation of transcription by RNA polymerase II	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 postsynapse synapse cell junction
C	DNA (5'-D(GPGPAPGPGPTPCPGPTPGPAPGPTPGPAPT)-3')	-	-	-
D	DNA (5'-D(PCPCPAPTPCPAPCPTPCPAPCPGPAPCPCPT)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR050933	Circadian Clock Transcription Factors	Family
A	IPR013767	PAS fold	Domain
A	IPR001067	Nuclear translocator	Family
A	IPR000014	PAS domain	Domain
A	IPR011598	Myc-type, basic helix-loop-helix (bHLH) domain	Domain
A	IPR035965	PAS domain superfamily	Homologous Superfamily
A	IPR001610	PAC motif	Repeat
A	IPR036638	Helix-loop-helix DNA-binding domain superfamily	Homologous Superfamily
B	IPR056192	NPAS4, bHLH domain	Domain
B	IPR013655	PAS fold 3	Domain
B	IPR000014	PAS domain	Domain
B	IPR011598	Myc-type, basic helix-loop-helix (bHLH) domain	Domain
B	IPR035965	PAS domain superfamily	Homologous Superfamily

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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.

7XI4 | pdb_00007xi4

Crystal Structure of the NPAS4-ARNT heterodimer in complex with DNA

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage