2R33 | pdb_00002r33

Crystal structure of a Bowman-Birk inhibitor from Vigna unguiculata seeds

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)
B	d2r33b_	Small proteins	Knottins (small inhibitors, toxins, lectins)	Bowman-Birk inhibitor, BBI	Bowman-Birk inhibitor, BBI	automated matches	(Vigna unguiculata ) [TaxId: 3917 ],	SCOPe (2.08)
A	d2r33a1	Small proteins	Knottins (small inhibitors, toxins, lectins)	Bowman-Birk inhibitor, BBI	Bowman-Birk inhibitor, BBI	Bowman-Birk inhibitor, BBI	(Vigna unguiculata ) [TaxId: 3917 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Bowman-Birk inhibitor, BBI	8070237	3000463	SCOP2B (2022-06-29)
A	SCOP2 Family	Bowman-Birk inhibitor, BBI	8070236	4003232	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Bowman-Birk inhibitor, BBI	8070237	3000463	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	Thionin	e2r33B1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: Thionin	ECOD (v294.1)
A	Thionin	e2r33A1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: Thionin	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.10.69.10	Mainly Beta	Ribbon	Cysteine Protease (Bromelain) Inhibitor, subunit H	Cysteine Protease (Bromelain) Inhibitor, subunit H	CATH (4.3.0)
A	2.10.69.10	Mainly Beta	Ribbon	Cysteine Protease (Bromelain) Inhibitor, subunit H	Cysteine Protease (Bromelain) Inhibitor, subunit H	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Bowman-Birk type seed trypsin and chymotrypsin inhibitor	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	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000877	Proteinase inhibitor I12, Bowman-Birk	Domain
A, B	IPR035995	Bowman-Birk type proteinase inhibitor	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.