Annotations: 4Z2O

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4z2oa_	All beta proteins	Streptavidin-like	Avidin/streptavidin	automated matches	automated matches	(Hoeflea phototrophica DFL-43 ) [TaxId: 411684 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01382	e4z2oA1	A: beta barrels	X: Lipocalins/Streptavidin	H: Avidin/Streptavidin (From Topology)	T: Avidin/Streptavidin	F: PF01382	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01382	Avidin family (Avidin)	Avidin family	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Avidin family	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity biotin binding amide binding organic acid binding vitamin binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding identical protein binding protein binding binding protein homodimerization activity protein dimerization activity biotin binding amide binding organic acid binding vitamin binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding monocarboxylic acid binding small molecule binding sulfur compound binding	-	extracellular region cellular anatomical entity
B [auth P]	Hoef-peptide	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity biotin binding amide binding organic acid binding vitamin binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding identical protein binding protein binding binding protein homodimerization activity protein dimerization activity biotin binding amide binding organic acid binding vitamin binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding monocarboxylic acid binding small molecule binding sulfur compound binding	-	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036896	Avidin-like superfamily	Homologous Superfamily
A	IPR005468	Avidin/streptavidin	Family
B [auth P]	IPR036896	Avidin-like superfamily	Homologous Superfamily
B [auth P]	IPR005468	Avidin/streptavidin	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.