8P3N

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth B]	SCOP2B Superfamily	GHKL (Gyrase Hsp90 Histidine Kinase MutL) domain-like	8033664	3000091	SCOP2B (2021-05-27)
B [auth A]	SCOP2B Superfamily	GHKL (Gyrase Hsp90 Histidine Kinase MutL) domain-like	8033664	3000091	SCOP2B (2021-05-27)

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth 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

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth A]	Chemotaxis protein CheA	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein binding protein domain specific binding catalytic activity, acting on a protein small molecule sensor activity kinase activity protein kinase activity transferase activity phosphotransferase activity, nitrogenous group as acceptor phosphotransferase activity, alcohol group as acceptor protein histidine kinase activity transferase activity, transferring phosphorus-containing groups phosphorelay sensor kinase activity catalytic activity	chemotaxis response to stimulus taxis response to chemical response to external stimulus locomotion	intracellular anatomical structure cytoplasm cellular anatomical entity

Chains	Accession	Name	Type
A [auth B], B [auth A]	IPR037006	Histidine kinase CheA-like, homodimeric domain superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR004358	Signal transduction histidine kinase-related protein, C-terminal	Domain
A [auth B], B [auth A]	IPR004105	Histidine kinase CheA-like, homodimeric domain	Domain
A [auth B], B [auth A]	IPR003594	Histidine kinase/HSP90-like ATPase	Domain
A [auth B], B [auth A]	IPR036097	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR036061	CheW-like domain superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR037052	Chemotaxis protein CheA, P2 response regulator-binding domain superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR036890	Histidine kinase/HSP90-like ATPase superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR010808	Chemotaxis protein CheA, P2 response regulator-binding	Domain
A [auth B], B [auth A]	IPR002545	CheW-like domain	Domain
A [auth B], B [auth A]	IPR005467	Histidine kinase domain	Domain
A [auth B], B [auth A]	IPR036641	HPT domain superfamily	Homologous Superfamily
A [auth B], B [auth A]	IPR008207	Signal transduction histidine kinase, phosphotransfer (Hpt) domain	Domain
A [auth B], B [auth A]	IPR035891	CheY-binding domain of CheA	Homologous Superfamily