4isq

X-ray diffraction
2.65Å resolution

Binding domain of Botulinum neurotoxin DC in complex with human synaptotagmin I

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-539830 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Neurotoxin Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 431 amino acids
Theoretical weight: 50.07 KDa
Source organism: Clostridium botulinum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9LBR1 (Residues: 863-1284; Coverage: 33%)
Gene name: nt
Sequence domains:
Structure domains:
Synaptotagmin-1 Chains: D, E, F
Molecule details ›
Chains: D, E, F
Length: 21 amino acids
Theoretical weight: 2.47 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P21579 (Residues: 33-53; Coverage: 5%)
Gene names: SVP65, SYT, SYT1

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P21
Unit cell:
a: 164.227Å b: 57.55Å c: 165.274Å
α: 90° β: 118.11° γ: 90°
R-values:
R R work R free
0.204 0.204 0.22
Expression systems:
  • Escherichia coli
  • Not provided