Annotations: 6PAJ

Structure of the SrrAB Histidine Kinase DHp-CA domain

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e6pajB1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
A		e6pajA1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.287.130	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Signal transduction histidine kinase, dimerisation/phosphotransfer (DHp) domain	CATH (utative)
A	1.10.287.130	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Signal transduction histidine kinase, dimerisation/phosphotransfer (DHp) domain	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Sensor protein SrrB	enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity molecular sensor activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity phosphotransferase activity, nitrogenous group as acceptor enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity molecular sensor activity catalytic activity, acting on a protein 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 molecular transducer activity phosphorelay response regulator activity	cellular response to stimulus regulation of cellular process osmosensory signaling via phosphorelay pathway response to stimulus signaling cellular response to chemical stress intracellular signal transduction cellular response to environmental stimulus cell communication osmosensory signaling pathway cellular response to stress response to stress signal transduction response to osmotic stress cellular response to stimulus regulation of cellular process osmosensory signaling via phosphorelay pathway response to stimulus signaling cellular response to chemical stress intracellular signal transduction cellular response to environmental stimulus cell communication osmosensory signaling pathway cellular response to stress response to stress signal transduction response to osmotic stress regulation of biological process phosphorelay signal transduction system biological regulation cellular response to osmotic stress cellular response to chemical stimulus response to chemical cellular process response to abiotic stimulus cellular response to abiotic stimulus	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004358	Signal transduction histidine kinase-related protein, C-terminal	Domain
A, B	IPR036097	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain superfamily	Homologous Superfamily
A, B	IPR003660	HAMP domain	Domain
A, B	IPR036890	Histidine kinase/HSP90-like ATPase superfamily	Homologous Superfamily
A, B	IPR003661	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain	Domain
A, B	IPR041328	ResE, histidine kinase sensor domain	Domain
A, B	IPR003594	Histidine kinase/HSP90-like ATPase domain	Domain
A, B	IPR005467	Histidine kinase domain	Domain
A, B	IPR050351	Bacteriophytochrome/Sensor protein kinase WalK/GraS-like	Family

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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.

6PAJ | pdb_00006paj

Structure of the SrrAB Histidine Kinase DHp-CA domain

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage