2K2X | pdb_00002k2x

Solution Structure of Tick Carboxypeptidase Inhibitor at pH 3.5

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	d2k2xa1	Small proteins	Defensin-like	Defensin-like	Tick carboxypeptidase inhibitor-like	automated matches	Tick (Rhipicephalus bursa ) [TaxId: 67831 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Defensin-like	8040447	3000681	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Defensin-like	8040448	3000681	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	Fapy_DNA_glyco	e2k2xA3	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: Fapy_DNA_glyco	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1680.50	Alpha Beta	2-Layer Sandwich	ligand-binding face of the semaphorins, domain 2	Carboxypeptidase inhibitor, N-terminal domain	CATH (4.3.0)
A	2.20.20.10	Mainly Beta	Single Sheet	Anthopleurin-A	Anthopleurin-A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Carboxypeptidase inhibitor	enzyme regulator activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity peptidase regulator activity peptidase inhibitor activity endopeptidase regulator activity metalloendopeptidase inhibitor activity endopeptidase inhibitor activity toxin activity	biological process involved in interspecies interaction between organisms acquisition of nutrients from host biological process involved in interaction with host biological process involved in symbiotic interaction	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR019509	Carboxypeptidase inhibitor I68	Family
A	IPR023355	Myotoxin/Anemone neurotoxin 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.