1F4K

CRYSTAL STRUCTURE OF THE REPLICATION TERMINATOR PROTEIN/B-SITE DNA COMPLEX

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)
C [auth A]	d1f4ka_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	Replication terminator protein (RTP)	Replication terminator protein (RTP)	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D [auth B]	d1f4kb_	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	Replication terminator protein (RTP)	Replication terminator protein (RTP)	(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)
C [auth A]	SCOP2B Superfamily	Winged helix DNA-binding domain	8002806	3000034	SCOP2B (2022-06-29)
D [auth B]	SCOP2B Superfamily	Winged helix DNA-binding domain	8002806	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)
C [auth A]	PF02334	e1f4kA1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF02334	ECOD (1.6)
D [auth B]	PF02334	e1f4kB1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF02334	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth 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)
D [auth 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
C [auth A], D [auth B]	PF02334	Replication terminator protein (RTP)	Replication terminator protein	The bacterial replication terminator protein (RTP) plays a role in the termination of DNA replication by impeding replication fork movement. Two RTP dimers bind to the two inverted repeat regions at the termination site.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D]	5'-D(CPTPAPTPGPAPAPCPAPTPAPAPTPGPTPTPCPAPTPAP*G)-3'	-	-	-
B [auth E]	5'-D(CPTPAPTPGPAPAPCPAPTPTPAPTPGPTPTPCPAPTPAP*G)-3'	-	-	-
C [auth A], D [auth B]	REPLICATION TERMINATION PROTEIN	DNA binding binding organic cyclic compound binding nucleic acid binding	DNA-templated DNA replication primary metabolic process DNA metabolic process DNA replication termination nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D [auth B]	IPR003432	Replication terminator protein	Family
C [auth A], D [auth B]	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
C [auth A], D [auth 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.