3IG0

crystal structure of the second part of the Mycobacterium tuberculosis DNA gyrase reaction core: the TOPRIM domain at 2.1 A resolution

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)
A	d3ig0a_	Multi-domain proteins (alpha and beta)	DNA gyrase B, C-terminal domain-like	DNA gyrase B, C-terminal domain-like	DNA gyrase B, C-terminal domain	DNA gyrase beta-prime domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Toprim domain-like	8090033	3000737	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	DNA_gyraseB_C	e3ig0A2	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: Toprim domain	F: DNA_gyraseB_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1490.440	Alpha Beta	2-Layer Sandwich	Dna Ligase	domain 1	CATH (4.3.0)
A	3.40.50.670	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00986	DNA gyrase B subunit, carboxyl terminus (DNA_gyraseB_C)	DNA gyrase B subunit, carboxyl terminus	-	Family
A	PF01751	Toprim domain (Toprim)	Toprim domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DNA gyrase subunit B	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding adenyl nucleotide binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding DNA binding nucleic acid binding ATP-dependent activity, acting on DNA isomerase activity DNA negative supercoiling 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 ATP-dependent activity	response to stimulus response to chemical response to antibiotic nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process chromosome organization DNA conformation change response to stimulus response to chemical response to antibiotic nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process chromosome organization DNA conformation change cellular component organization DNA topological change organelle organization cellular component organization or biogenesis	cell periphery cellular anatomical structure plasma membrane membrane external encapsulating structure cell wall peptidoglycan-based cell wall intracellular anatomical structure cytoplasm intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011557	DNA gyrase, subunit B	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	IPR000565	DNA topoisomerase, type IIA, subunit B	Family
A	IPR003594	Histidine kinase/HSP90-like ATPase domain	Domain
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
A	IPR034160	DNA gyrase subunit B, TOPRIM domain	Domain
A	IPR013759	DNA topoisomerase, type IIA, subunit B, C-terminal	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.