Annotations: 3V67

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	PYP-like sensor domain (PAS domain)	8091637	3000471	SCOP2B (2022-06-29)
A	SCOP2 Family	CpxA periplasmic domain-like	8045717	4004637	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PYP-like sensor domain (PAS domain)	8091637	3000471	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	CpxA_peri	e3v67B1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: CpxA_peri	ECOD (1.6)
A	CpxA_peri	e3v67A1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: CpxA_peri	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.450.210	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	Two-component sensor protein CpxA, periplasmic domain	CATH (4.3.0)
A	3.30.450.210	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	Two-component sensor protein CpxA, periplasmic 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 CpxA	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 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 molecular function regulator activity catalytic activity	-	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	IPR038515	Two-component sensor protein CpxA, periplasmic domain superfamily	Homologous Superfamily
A, B	IPR036097	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain superfamily	Homologous Superfamily
A, B	IPR058125	Sensor histidine kinase CpxA	Family
A, B	IPR003660	HAMP domain	Domain
A, B	IPR050398	Heme sensor protein HssS/ArlS-like	Family
A, B	IPR036890	Histidine kinase/HSP90-like ATPase superfamily	Homologous Superfamily
A, B	IPR003661	Signal transduction histidine kinase, dimerisation/phosphoacceptor domain	Domain
A, B	IPR003594	Histidine kinase/HSP90-like ATPase domain	Domain
A, B	IPR005467	Histidine kinase domain	Domain
A, B	IPR032404	Two-component sensor protein CpxA, periplasmic domain	Domain

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.