Annotations: 2HEO

General Structure-Based Approach to the Design of Protein Ligands: Application to the Design of Kv1.2 Potassium Channel Blockers.

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d2heod_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	Z-DNA binding domain	automated matches	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C [auth A]	d2heoa_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	Z-DNA binding domain	automated matches	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Winged helix DNA-binding domain	8057682	3000034	SCOP2B (2022-06-29)
C [auth A]	SCOP2B Superfamily	Winged helix DNA-binding domain	8057682	3000034	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)
D	MarR	e2heoD1	A: beta barrels	X: HTH	H: Nudix	T: winged helix domain	F: MarR	ECOD (v294.2)
C [auth A]	UQ_con	e2heoA1	A: beta barrels	X: Globin-like	H: Globin-like	T: Globin-like	F: UQ_con	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)
C [auth A]	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A], D	Z-DNA binding protein 1	RNA binding double-stranded RNA binding binding nucleic acid binding DNA binding double-stranded DNA binding left-handed Z-DNA binding double-stranded RNA adenosine deaminase activity hydrolase activity deaminase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds identical protein binding protein binding	regulation of defense response positive regulation of response to biotic stimulus regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms response to stimulus regulation of response to external stimulus positive regulation of biological process response to biotic stimulus positive regulation of response to stimulus positive regulation of response to external stimulus positive regulation of immune response regulation of response to stress response to stress innate immune response regulation of defense response positive regulation of response to biotic stimulus regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms response to stimulus regulation of response to external stimulus positive regulation of biological process response to biotic stimulus positive regulation of response to stimulus positive regulation of response to external stimulus positive regulation of immune response regulation of response to stress response to stress innate immune response regulation of immune system process response to external biotic stimulus positive regulation of immune system process regulation of biological process positive regulation of innate immune response defense response immune response response to other organism regulation of innate immune response biological regulation defense response to symbiont response to external stimulus regulation of response to stimulus immune system process defense response to other organism positive regulation of defense response activation of innate immune response regulation of immune response activation of immune response regulation of inflammatory response positive regulation of inflammatory response inflammatory response cellular process apoptotic process cell death programmed cell death positive regulation of programmed cell death regulation of cellular process regulation of apoptotic process regulation of programmed cell death positive regulation of apoptotic process positive regulation of cellular process cellular response to stimulus positive regulation of cell communication positive regulation of signal transduction regulation of type I interferon-mediated signaling pathway response to cytokine regulation of signal transduction cell communication interferon-mediated signaling pathway cellular response to type I interferon cellular response to cytokine stimulus signal transduction regulation of response to cytokine stimulus response to chemical response to type I interferon signaling positive regulation of type I interferon-mediated signaling pathway positive regulation of response to cytokine stimulus cytokine-mediated signaling pathway regulation of signaling cell surface receptor signaling pathway regulation of cytokine-mediated signaling pathway response to peptide type I interferon-mediated signaling pathway regulation of cell communication positive regulation of cytokine-mediated signaling pathway positive regulation of signaling necroptotic process programmed necrotic cell death necroptotic signaling pathway defense response to virus antiviral innate immune response response to virus defense response to fungus response to fungus execution phase of necroptosis positive regulation of necroptotic process regulation of necroptotic process regulation of programmed necrotic cell death positive regulation of programmed necrotic cell death regulation of interleukin-1-mediated signaling pathway cellular response to interleukin-1 interleukin-1-mediated signaling pathway response to interleukin-1 pyroptotic inflammatory response	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
A [auth B], B [auth E]	5'-D(TPCPGPCPGPCP*G)-3'	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D	IPR042371	Z-binding domain	Domain
C [auth A], D	IPR025735	RIP homotypic interaction motif	Binding Site
C [auth A], D	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
C [auth A], D	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily
C [auth A], D	IPR042361	Z-DNA-binding protein 1	Family

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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.