Multiple Assemblies exist for SMTL entry 2ize
APOSTREPTAVIDIN PH 3.08 I222 COMPLEX; X-RAY DIFFRACTION 1.57 Å

SMTL ID
2ize.1
Ligands
SODIUM ION; CHLORIDE ION; FORMIC ACID; AMMONIUM ION
Polypeptides
STREPTAVIDIN
Oligo-state
homo-tetramer
SMTL ID
2ize.2
Ligands
SODIUM ION; CHLORIDE ION; FORMIC ACID; AMMONIUM ION
Polypeptides
STREPTAVIDIN
Oligo-state
homo-octamer