1F32 | pdb_00001f32

CRYSTAL STRUCTURE OF ASCARIS PEPSIN INHIBITOR-3

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	d1f32a_	Alpha and beta proteins (a+b)	Pepsin inhibitor-3	Pepsin inhibitor-3	Pepsin inhibitor-3	Pepsin inhibitor-3	pig roundworm (Ascaris suum ) [TaxId: 6253 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Pepsin inhibitor-3	8023338	4001377	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Pepsin inhibitor-3	8035718	3001417	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	Pepsin-I3	e1f32A1	A: few secondary structure elements	X: Pepsin inhibitor-3	H: Pepsin inhibitor-3	T: Pepsin inhibitor-3	F: Pepsin-I3	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1120.50	Alpha Beta	2-Layer Sandwich	Arylsulfatase, C-terminal domain	Pepsin inhibitor-3	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	MAJOR PEPSIN INHIBITOR PI-3	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity aspartic-type endopeptidase 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	IPR010480	Pepsin inhibitor-3-like repeated domain	Domain
A	IPR051901	Protease Inhibitor I33	Family
A	IPR038412	Pepsin inhibitor-3 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.