1SFX

X-ray crystal structure of putative HTH transcription regulator from Archaeoglobus fulgidus

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family 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	d1sfxa1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	TrmB-like	Hypothetical protein AF2008	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)
A	d1sfxa3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)
A	d1sfxa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)
B	d1sfxb_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	TrmB-like	Hypothetical protein AF2008	(Archaeoglobus fulgidus DSM 4304 ) [TaxId: 224325 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	TrmB-like	8002798	4000158	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Winged helix DNA-binding domain	8002799	3000034	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8002799	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	PF01978	e1sfxA1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01978	ECOD (1.6)
B	PF01978	e1sfxB1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01978	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	PF01978	Sugar-specific transcriptional regulator TrmB (TrmB)	Sugar-specific transcriptional regulator TrmB	One member of this family, TrmB, has been shown to be a sugar-specific transcriptional regulator of the trehalose/maltose ABC transporter [2] in Thermococcus litoralis.	Domain

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	IPR011991	ArsR-like helix-turn-helix domain	Domain
A, B	IPR002831	Transcription regulator TrmB, N-terminal	Domain
A, B	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.