1umr

X-ray diffraction
2.4Å resolution

Crystal structure of the platelet activator convulxin, a disulfide linked a4b4 cyclic tetramer from the venom of Crotalus durissus terrificus

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero octamer (preferred)
hetero hexadecamer
PDBe Complex ID:
PDB-CPX-131662 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Snaclec convulxin subunit alpha Chains: A, B
Molecule details ›
Chains: A, B
Length: 135 amino acids
Theoretical weight: 15.75 KDa
Source organism: Crotalus durissus terrificus
UniProt:
  • Canonical: O93426 (Residues: 24-158; Coverage: 100%)
Sequence domains: Lectin C-type domain
Structure domains: Mannose-Binding Protein A, subunit A
Snaclec convulxin subunit beta Chains: C, D
Molecule details ›
Chains: C, D
Length: 125 amino acids
Theoretical weight: 14.96 KDa
Source organism: Crotalus durissus terrificus
UniProt:
  • Canonical: O93427 (Residues: 24-148; Coverage: 100%)
Sequence domains: Lectin C-type domain
Structure domains: Mannose-Binding Protein A, subunit A

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: I4
Unit cell:
a: 131.906Å b: 131.906Å c: 112.849Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.19 0.187 0.264