Multiple Assemblies exist for SMTL entry 1n2z
2.0 Angstrom structure of BtuF, the vitamin B12 binding protein of E. coli; X-RAY DIFFRACTION 2.00 Å

SMTL ID
1n2z.1
Ligands
CADMIUM ION; CHLORIDE ION; CO-CYANOCOBALAMIN; TETRAETHYLENE GLYCOL
Polypeptides
Vitamin B12 transport protein btuF
Oligo-state
monomer
SMTL ID
1n2z.2
Ligands
CADMIUM ION; CHLORIDE ION; CO-CYANOCOBALAMIN
Polypeptides
Vitamin B12 transport protein btuF
Oligo-state
monomer
SMTL ID
1n2z.3
Ligands
CADMIUM ION; CHLORIDE ION; CO-CYANOCOBALAMIN; TETRAETHYLENE GLYCOL
Polypeptides
Vitamin B12 transport protein btuF
Oligo-state
homo-dimer
SMTL ID
1n2z.4
Ligands
CADMIUM ION; CHLORIDE ION; CO-CYANOCOBALAMIN; TETRAETHYLENE GLYCOL
Polypeptides
Vitamin B12 transport protein btuF
Oligo-state
homo-dimer