Multiple Assemblies exist for SMTL entry 3rds
Crystal structure of the refolded R7-2 streptavidin; X-RAY DIFFRACTION 1.50 Å

SMTL ID
3rds.1
Ligands
PENTAETHYLENE GLYCOL
Polypeptides
Streptavidin
Oligo-state
monomer
SMTL ID
3rds.2
Ligands
PENTAETHYLENE GLYCOL
Polypeptides
Streptavidin
Oligo-state
homo-tetramer