Annotations: 3LNU

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3lnua2	Alpha and beta proteins (a+b)	Ribosomal protein S5 domain 2-like	Ribosomal protein S5 domain 2-like	automated matches	automated matches	(Xanthomonas oryzae pv. oryzae KACC 10331 ) [TaxId: 291331 ],	SCOPe (2.08)
A	d3lnua1	Alpha and beta proteins (a+b)	ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase	ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase	automated matches	automated matches	(Xanthomonas oryzae pv. oryzae KACC 10331 ) [TaxId: 291331 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	G-alpha	e3lnuA1	A: alpha bundles	X: N-terminal beta-sandwich domain in anthrax protective antigen	H: L30e-like	T: L30e-like	F: G-alpha	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.565.10	Alpha Beta	2-Layer Sandwich	Heat Shock Protein 90	Histidine kinase-like ATPase, C-terminal domain	CATH (4.3.0)
A	3.30.230.10	Alpha Beta	2-Layer Sandwich	Ribosomal Protein S5	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00204	DNA gyrase B (DNA_gyraseB)	DNA gyrase B	This family represents the second domain of DNA gyrase B which has a ribosomal S5 domain 2-like fold. This family is structurally related to PF01119.	Domain
A	PF02518	Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase (HATPase_c)	Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase	This family represents the structurally related ATPase domains of histidine kinase, DNA gyrase B and HSP90.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Topoisomerase IV subunit B	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding nucleic acid binding ATP-dependent activity, acting on DNA nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid DNA topoisomerase activity DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity catalytic activity macromolecular conformation isomerase activity ATP-dependent activity cation binding metal ion binding	cellular process cell cycle chromosome segregation cell cycle process 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 organelle organization metabolic process cellular process cell cycle chromosome segregation cell cycle process 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 organelle organization metabolic process cellular component organization or biogenesis macromolecule metabolic process	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005737	DNA topoisomerase IV, subunit B, Gram-negative	Family
A	IPR018522	DNA topoisomerase, type IIA, conserved site	Conserved Site
A	IPR013506	DNA topoisomerase, type IIA, subunit B, domain 2	Domain
A	IPR013760	DNA topoisomerase, type IIA-like domain superfamily	Homologous Superfamily
A	IPR036890	Histidine kinase/HSP90-like ATPase superfamily	Homologous Superfamily
A	IPR006171	TOPRIM domain	Domain
A	IPR003594	Histidine kinase/HSP90-like ATPase domain	Domain
A	IPR013759	DNA topoisomerase, type IIA, subunit B, C-terminal	Homologous Superfamily
A	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
A	IPR001241	DNA topoisomerase, type IIA	Family
A	IPR002288	DNA gyrase B subunit, C-terminal	Domain
A	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.