1STP

STRUCTURAL ORIGINS OF HIGH-AFFINITY BIOTIN BINDING TO STREPTAVIDIN

Domain Annotation: SCOP Classification SCOP Database (version: 2.0) Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species
A	d1stpa_	All beta proteins	Streptavidin-like	Avidin/streptavidin	Avidin/streptavidin	Streptavidin	(Streptomyces avidinii ) [TaxId: 1895 ]

Domain Annotation: CATH CATH Database (version 4.2.0) Homepage

Chain	Domain	Class	Architecture	Topology	Homology
A	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like

Protein Family Annotation Pfam Database Homepage

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

Gene Product Annotation Gene Product Annotation

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	STREPTAVIDIN COMPLEX WITH BIOTIN	binding biotin binding vitamin binding carboxylic acid binding amide binding monocarboxylic acid binding small molecule binding ion binding anion binding organic acid binding organic cyclic compound binding heterocyclic compound binding sulfur compound binding		extracellular region cellular anatomical entity

RCSB PDB is 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.