6O8M

Crystal Structure of C9S apo Sulfide-responsive transcriptional repressor (SqrR) from Rhodobacter capsulated bound to diamide (tetramethylazodicarboxamide).

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
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)
A	d6o8ma_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	automated matches	automated matches	(Rhodobacter capsulatus ) [TaxId: 1061 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Winged helix DNA-binding domain	8095561	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)
A	PF01022	e6o8mA1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01022	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01022	Bacterial regulatory protein, arsR family (HTH_5)	Bacterial regulatory protein, arsR family	Members of this family contains a DNA binding 'helix-turn-helix' motif. This family includes other proteins which are not included in the Prosite definition.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Transcriptional regulator, ArsR family	transcription regulator activity DNA-binding transcription factor activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001845	HTH ArsR-type DNA-binding domain	Domain
A	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A	IPR011991	ArsR-like helix-turn-helix domain	Domain
A	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.