4YWZ | pdb_00004ywz

Crystal structure of the extracellular receptor domain of the essential sensor kinase WalK from Staphylococcus aureus

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	dCache_1_1	e4ywzB1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: dCache_1_1	ECOD (1.6)
A	dCache_1_1	e4ywzA1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: dCache_1_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.450.20	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	PAS domain	CATH (4.3.0)
A	3.30.450.20	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	PAS domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Sensor protein kinase WalK	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 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 cation binding metal ion binding	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	IPR052545	Light-responsive_reg	Unknown
A, B	IPR000014	PAS domain	Domain
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	IPR029151	Periplasmic sensor-like domain superfamily	Homologous Superfamily
A, B	IPR036890	Histidine kinase/HSP90-like ATPase superfamily	Homologous Superfamily
A, B	IPR003661	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain	Domain
A, B	IPR035965	PAS domain superfamily	Homologous Superfamily
A, B	IPR000700	PAS-associated, C-terminal	Domain
A, B	IPR005467	Histidine kinase domain	Domain
A, B	IPR049814	Response regulator WalK	Family

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.