2nyy

X-ray diffraction
2.61Å resolution

Crystal structure of botulinum neurotoxin type A complexed with monoclonal antibody CR1

Released:

Function and Biology Details

Reaction catalysed:
Limited hydrolysis of proteins of the neuroexocytosis apparatus, synaptobrevin (also known as neuronal vesicle-associated membrane protein, VAMP), synaptosome-associated protein of 25 kDa (SNAP25) or syntaxin. No detected action on small molecule substrates.
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-209625 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
CR1 monoclonal antibody Chain: C
Molecule details ›
Chain: C
Length: 218 amino acids
Theoretical weight: 23.9 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus
Structure domains: Immunoglobulins
CR1 monoclonal antibody Chain: D
Molecule details ›
Chain: D
Length: 223 amino acids
Theoretical weight: 24.05 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus
Structure domains: Immunoglobulins

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P212121
Unit cell:
a: 98.046Å b: 148.249Å c: 196.25Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.208 0.206 0.246
Expression system: Cricetulus griseus