› 1ctx

X-ray diffraction
2.8Å resolution

THREE-DIMENSIONAL STRUCTURE OF THE-LONG-NEUROTOXIN FROM COBRA VENOM

Released:
DOI: 10.2210/pdb1ctx/pdb
PDB entry 1ctx coloured by chain, front view.
PDB entry 1ctx coloured by chain, side view.
PDB entry 1ctx coloured by chain, top view.
Source organism: Naja siamensis
Primary publication:
Three-dimensional structure of the "long" neurotoxin from cobra venom.
Walkinshaw MD, Saenger W, Maelicke A
Proc Natl Acad Sci U S A 77 2400-4 (1980)
PMID: 6930640

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-134299 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alpha-cobratoxin Chain: A
Molecule details ›
Chain: A
Length: 71 amino acids
Theoretical weight: 7.84 KDa
Source organism: Naja siamensis
Expression system: Not provided
UniProt:
  • Canonical: P01391 (Residues: 1-71; Coverage: 100%)
Structure domains: CD59

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P6522
Unit cell:
a: 74.6Å b: 74.6Å c: 42.9Å
α: 90° β: 90° γ: 120°
Expression system: Not provided

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Citations

8 review citations

Topology of ligand binding sites on the nicotinic acetylcholine receptor.
Arias HR. (1997)
7 more

16 mentions without citation

Disorder and cysteines in proteins: A design for orchestration of conformational see-saw and modulatory functions.
Bhopatkar et al. (2020)
15 more