Annotations: 1TBX

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1tbxa1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	F93-like	Hypothetical protein F93	(Sulfolobus spindle-shaped virus 1 ) [TaxId: 244589 ],	SCOPe (2.08)
A	d1tbxa2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Sulfolobus spindle-shaped virus 1 ) [TaxId: 244589 ],	SCOPe (2.08)
B	d1tbxb_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	F93-like	Hypothetical protein F93	(Sulfolobus spindle-shaped virus 1 ) [TaxId: 244589 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	F93-like	8002659	4000152	SCOP2 (2021-05-27)
A	SCOP2 Superfamily	Winged helix DNA-binding domain	8002660	3000034	SCOP2 (2021-05-27)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8002660	3000034	SCOP2B (2021-05-27)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF22194	e1tbxA1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF22194	ECOD (1.6)
B	PF22194	e1tbxB1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF22194	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
B	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF22194	F-93, winged-helix domain (F-93_WHD)	F-93, winged-helix domain	This entry represents a WH-like domain (PDB: 1tbx) found in a putative transcription factor called F-93 from Sulfolobus spindle-shaped viruses (SSVs) (Swiss:P20222) [1]. Members of this family appear to be related to MarR (Pfam:PF01047) and PadR (Pfa ...	This entry represents a WH-like domain (PDB: 1tbx) found in a putative transcription factor called F-93 from Sulfolobus spindle-shaped viruses (SSVs) (Swiss:P20222) [1]. Members of this family appear to be related to MarR (Pfam:PF01047) and PadR (Pfam:PF03551) families of prokaryotic transcription factors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Hypothetical 11.0 kDa protein	DNA binding binding organic cyclic compound binding nucleic acid binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A, B	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily

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.