2P04 | pdb_00002p04

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	HNOBA	e2p04B1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: HNOBA	ECOD (1.6)
A	HNOBA	e2p04A1	A: a+b three layers	X: Profilin-like	H: sensor domains (From Topology)	T: sensor domains	F: HNOBA	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.450.260	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	Haem NO binding associated domain	CATH (4.2.0)
A	3.30.450.260	Alpha Beta	2-Layer Sandwich	Beta-Lactamase	Haem NO binding associated domain	CATH (4.2.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	signal transduction histidine kinase	phosphorus-oxygen lyase activity cyclase activity lyase activity guanylate cyclase activity catalytic activity	-	-

Chains	Accession	Name	Type
A, B	IPR011645	Haem NO binding associated	Domain
A, B	IPR042463	Haem NO binding associated domain superfamily	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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