3azw

X-ray diffraction
2.99Å resolution

Crystal structure of the receptor binding domain

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-575979 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Neurotoxin Chains: A, B
Molecule details ›
Chains: A, B
Length: 438 amino acids
Theoretical weight: 50.91 KDa
Source organism: Clostridium botulinum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9LBR1 (Residues: 856-1285; Coverage: 34%)
Gene name: nt
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A
Spacegroup: P212121
Unit cell:
a: 57.958Å b: 141.55Å c: 162.039Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.257 0.255 0.291
Expression system: Escherichia coli