1QWX | pdb_00001qwx

Crystal Structure of a Staphylococcal Inhibitor/Chaperone

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1qwxa_	All beta proteins	Streptavidin-like	beta-Barrel protease inhibitors	Staphostatin	Staphostatin B (SspC)	(Staphylococcus aureus subsp. aureus MW2 ) [TaxId: 196620 ],	SCOPe (2.08)
B	d1qwxb_	All beta proteins	Streptavidin-like	beta-Barrel protease inhibitors	Staphostatin	Staphostatin B (SspC)	(Staphylococcus aureus subsp. aureus MW2 ) [TaxId: 196620 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	beta-Barrel protease inhibitors	8037090	3001476	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	beta-Barrel protease inhibitors	8037090	3001476	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Staphostatin_B	e1qwxA1	A: beta barrels	X: Lipocalins/Streptavidin	H: Staphostatin (From Topology)	T: Staphostatin	F: Staphostatin_B	ECOD (1.6)
B	Staphostatin_B	e1qwxB1	A: beta barrels	X: Lipocalins/Streptavidin	H: Staphostatin (From Topology)	T: Staphostatin	F: Staphostatin_B	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.310.10	Mainly Beta	Beta Barrel	Staphostatins	beta-Barrel protease inhibitors	CATH (4.3.0)
B	2.40.310.10	Mainly Beta	Beta Barrel	Staphostatins	beta-Barrel protease inhibitors	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	cysteine protease	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity cysteine-type endopeptidase inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity	-	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR016085	Protease inhibitor, beta-barrel domain	Homologous Superfamily
A, B	IPR015113	Staphostatin B	Domain
A, B	IPR037296	Staphostatin A/B	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.