6K8N

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e6k8nA4	A: beta barrels	X: LigT-like	H: Prokaryotic type I DNA topoisomerase beta-barrel domain (From Topology)	T: Prokaryotic type I DNA topoisomerase beta-barrel domain	F: F_UNCLASSIFIED	ECOD (1.6)
A	PF01131	e6k8nA3	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01131	ECOD (1.6)
A	PF01751	e6k8nA2	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: Toprim domain	F: PF01751	ECOD (1.6)
A	F_UNCLASSIFIED	e6k8nA5	A: few secondary structure elements	X: Rubredoxin-like	H: Rubredoxin-related	T: Rubredoxin-related	F: F_UNCLASSIFIED	ECOD (1.6)
B	F_UNCLASSIFIED	e6k8nB2	A: beta barrels	X: LigT-like	H: Prokaryotic type I DNA topoisomerase beta-barrel domain (From Topology)	T: Prokaryotic type I DNA topoisomerase beta-barrel domain	F: F_UNCLASSIFIED	ECOD (1.6)
B	PF01131	e6k8nB1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF01131	ECOD (1.6)
B	PF01751	e6k8nB4	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: Toprim domain	F: PF01751	ECOD (1.6)
B	F_UNCLASSIFIED	e6k8nB5	A: few secondary structure elements	X: Rubredoxin-like	H: Rubredoxin-related	T: Rubredoxin-related	F: F_UNCLASSIFIED	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01131	DNA topoisomerase (Topoisom_bac)	DNA topoisomerase	-	Family
A, B, C, D	PF01751	Toprim domain (Toprim)	Toprim domain	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	topoisomerase III	DNA binding binding organic cyclic compound binding nucleic acid binding isomerase activity DNA topoisomerase type I (single strand cut, ATP-independent) activity catalytic activity, acting on DNA DNA topoisomerase activity catalytic activity, acting on a nucleic acid catalytic activity	chromosome organization primary metabolic process DNA conformation change DNA metabolic process nucleic acid metabolic process cellular component organization nucleobase-containing compound metabolic process DNA topological change organic cyclic compound metabolic process organelle organization organic substance metabolic process cellular process metabolic process cellular component organization or biogenesis chromosome organization primary metabolic process DNA conformation change DNA metabolic process nucleic acid metabolic process cellular component organization nucleobase-containing compound metabolic process DNA topological change organic cyclic compound metabolic process organelle organization organic substance metabolic process cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process	-

Chains	Accession	Name	Type
A, B, C, D	IPR013497	DNA topoisomerase, type IA, central	Domain
A, B, C, D	IPR003602	DNA topoisomerase, type IA, DNA-binding domain	Domain
A, B, C, D	IPR023405	DNA topoisomerase, type IA, core domain	Homologous Superfamily
A, B, C, D	IPR013825	DNA topoisomerase, type IA, central region, subdomain 2	Homologous Superfamily
A, B, C, D	IPR003601	DNA topoisomerase, type IA, domain 2	Domain
A, B, C, D	IPR000380	DNA topoisomerase, type IA	Family
A, B, C, D	IPR013826	DNA topoisomerase, type IA, central region, subdomain 3	Homologous Superfamily
A, B, C, D	IPR006171	TOPRIM domain	Domain
A, B, C, D	IPR023406	DNA topoisomerase, type IA, active site	Active Site
A, B, C, D	IPR034144	DNA topoisomerase 3-like, TOPRIM domain	Domain
A, B, C, D	IPR013824	DNA topoisomerase, type IA, central region, subdomain 1	Homologous Superfamily
A, B, C, D	IPR005739	DNA topoisomerase I, archeal-type	Family