2a5g

X-ray diffraction
2.66Å resolution

Cholera toxin A1 subunit bound to ARF6(Q67L)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-134379 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
ADP-ribosylation factor 6 Chain: A
Molecule details ›
Chain: A
Length: 175 amino acids
Theoretical weight: 20.1 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P62330 (Residues: 1-175; Coverage: 100%)
Gene name: ARF6
Sequence domains: ADP-ribosylation factor family
Structure domains: P-loop containing nucleotide triphosphate hydrolases
Cholera enterotoxin subunit A1 Chain: B
Molecule details ›
Chain: B
Length: 193 amino acids
Theoretical weight: 21.71 KDa
Source organism: Vibrio cholerae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P01555 (Residues: 19-210; Coverage: 80%)
Gene names: VC_1457, ctxA, toxA
Sequence domains: Heat-labile enterotoxin alpha chain
Structure domains: Heat-Labile Enterotoxin, subunit A

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P1
Unit cell:
a: 38.067Å b: 44.484Å c: 56.045Å
α: 107.38° β: 101.72° γ: 102.94°
R-values:
R R work R free
0.202 0.199 0.265
Expression system: Escherichia coli BL21(DE3)