› 4gjs

X-ray diffraction
1.85Å resolution

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-149694 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Streptavidin Chains: A, B
Molecule details ›
Chains: A, B
Length: 159 amino acids
Theoretical weight: 16.58 KDa
Source organism: Streptomyces avidinii
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P22629 (Residues: 38-183; Coverage: 92%)
Sequence domains: Avidin family
Structure domains: Avidin-like

Ligands and Environments

2 bound ligands:
Ligand 0OD 2 x 0OD
Ligand RH 2 x RH
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: C2
Unit cell:
a: 81.652Å b: 81.331Å c: 47.002Å
α: 90° β: 104.83° γ: 90°
R-values:
R R work R free
0.205 0.203 0.25
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

10 review citations

Streptavidin-biotin technology: improvements and innovations in chemical and biological applications.
Dundas et al. (2013)
9 more

5 mentions without citation

Design and engineering of artificial oxygen-activating metalloenzymes.
Nastri et al. (2016)
4 more