Annotations: 3BRO

Crystal structure of the transcription regulator MarR from Oenococcus oeni PSU-1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
D	d3brod_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MarR-like transcriptional regulators	Transcriptional regulator OEOE1854	(Oenococcus oeni PSU-1 ) [TaxId: 203123 ],	SCOPe (2.08)
C	d3broc_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MarR-like transcriptional regulators	Transcriptional regulator OEOE1854	(Oenococcus oeni PSU-1 ) [TaxId: 203123 ],	SCOPe (2.08)
B	d3brob2	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MarR-like transcriptional regulators	Transcriptional regulator OEOE1854	(Oenococcus oeni PSU-1 ) [TaxId: 203123 ],	SCOPe (2.08)
B	d3brob3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Oenococcus oeni PSU-1 ) [TaxId: 203123 ],	SCOPe (2.08)
A	d3broa1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MarR-like transcriptional regulators	Transcriptional regulator OEOE1854	(Oenococcus oeni PSU-1 ) [TaxId: 203123 ],	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	8054308	3000034	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Winged helix DNA-binding domain	8054308	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8054308	3000034	SCOP2B (2022-06-29)
A	SCOP2 Family	MarR-like transcriptional regulators	8054307	4000246	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Winged helix DNA-binding domain	8054308	3000034	SCOP2 (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	Pox_D5	e3broD1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: Pox_D5	ECOD (v294.1)
C	Pox_D5	e3broC1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: Pox_D5	ECOD (v294.1)
B	Pox_D5	e3broB1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: Pox_D5	ECOD (v294.1)
A	HTH_5	e3broA1	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: HTH_5	ECOD (v294.1)

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	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)
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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF12802	MarR family (MarR_2)	MarR family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Transcriptional regulator	DNA binding binding nucleic acid binding transcription regulator activity DNA-binding transcription factor activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR000835	MarR-type HTH domain	Domain
A, B, C, D	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR036390	Winged helix DNA-binding 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.