4HWX | pdb_00004hwx

Crystal structure of Streptomyces caespitosus sermetstatin

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	d4hwxa1	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
A	d4hwxa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Subtilisin inhibitor	8070138	4001567	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Subtilisin inhibitor	8070139	3001859	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)
A	SSI	e4hwxA1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Neutral proteinase inhibitor ScNPI	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity serine-type endopeptidase inhibitor activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity cation binding ion binding binding metal ion binding small molecule binding	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036819	Subtilisin inhibitor-like superfamily	Homologous Superfamily
A	IPR000691	Proteinase inhibitor I16, Streptomyces subtilisin-type inhibitor	Family
A	IPR023549	Subtilisin inhibitor	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.