Annotations: 2HZT

Crystal Structure of a putative HTH-type transcriptional regulator ytcD

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2hztb2	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	automated matches	automated matches	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d2hztb3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D	d2hztd2	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	automated matches	automated matches	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D	d2hztd3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
C	d2hztc2	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	automated matches	automated matches	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
C	d2hztc3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
A	d2hzta1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	HxlR-like	Putative transcriptional regulator YtcD	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
A	d2hzta2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8003384	3000034	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Winged helix DNA-binding domain	8003384	3000034	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Winged helix DNA-binding domain	8003384	3000034	SCOP2B (2022-06-29)
A	SCOP2 Family	HxlR-like	8003383	4000293	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Winged helix DNA-binding domain	8003384	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)
B	Phage_CII	e2hztB1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: YozE-like	T: Ribbon-helix-helix	F: Phage_CII	ECOD (v294.1)
D	Phage_CII	e2hztD1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: YozE-like	T: Ribbon-helix-helix	F: Phage_CII	ECOD (v294.1)
C	Phage_CII	e2hztC1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: YozE-like	T: Ribbon-helix-helix	F: Phage_CII	ECOD (v294.1)
A	HxlR	e2hztA1	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: HxlR	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)
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	PF01638	HxlR-like helix-turn-helix (HxlR)	HxlR-like helix-turn-helix	HxlR, a member of this family, is a DNA-binding protein that acts as a positive regulator of the formaldehyde-inducible hxlAB operon in Bacillus subtilis.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Putative HTH-type transcriptional regulator ytcD	DNA binding binding nucleic acid binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
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
A, B, C, D	IPR002577	Helix-turn-helix, HxlR type	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	CSU	Parent Component: CYS : AA0171 : S-sulfo-L-cysteine MOD:00180
A, B, C, D	MSE	Parent Component: MET : AA0171

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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.