› 1pto

X-ray diffraction
3.5Å resolution

THE STRUCTURE OF A PERTUSSIS TOXIN-SUGAR COMPLEX AS A MODEL FOR RECEPTOR BINDING

Released:
DOI: 10.2210/pdb1pto/pdb
PDB entry 1pto coloured by chain, front view.
PDB entry 1pto coloured by chain, side view.
PDB entry 1pto coloured by chain, top view.
Source organism: Bordetella pertussis
Primary publication:
Structure of a pertussis toxin-sugar complex as a model for receptor binding.
Stein PE, Boodhoo A, Armstrong GD, Heerze LD, Cockle SA, Klein MH, Read RJ
Nat Struct Biol 1 591-6 (1994)
PMID: 7634099

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-138307 (preferred)
Entry contents:
6 distinct polypeptide molecules
Macromolecules (7 distinct):
Pertussis toxin subunit 1 Chains: A, G
Molecule details ›
Chains: A, G
Length: 244 amino acids
Theoretical weight: 27.13 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P04977 (Residues: 26-269; Coverage: 100%)
Gene names: BP3783, ptxA
Sequence domains: Pertussis toxin, subunit 1
Structure domains: Heat-Labile Enterotoxin, subunit A
Pertussis toxin subunit 2 Chain: B
Molecule details ›
Chain: B
Length: 196 amino acids
Theoretical weight: 21.66 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P04978 (Residues: 31-226; Coverage: 99%)
Gene names: BP3784, ptxB
Sequence domains:
Structure domains:
Pertussis toxin subunit 3 Chains: C, I
Molecule details ›
Chains: C, I
Length: 196 amino acids
Theoretical weight: 21.62 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P04979 (Residues: 32-227; Coverage: 99%)
Gene names: BP3787, ptxC
Sequence domains:
Structure domains:
Pertussis toxin subunit 4 Chains: D, E, J, K
Molecule details ›
Chains: D, E, J, K
Length: 110 amino acids
Theoretical weight: 12.07 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P0A3R5 (Residues: 43-152; Coverage: 100%)
Gene names: BP3785, ptxD
Sequence domains: Pertussis toxin S4 subunit
Structure domains: OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Pertussis toxin subunit 5 Chains: F, L
Molecule details ›
Chains: F, L
Length: 98 amino acids
Theoretical weight: 10.89 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P04981 (Residues: 36-133; Coverage: 99%)
Gene names: BP3786, ptxE
Sequence domains: Pertussis toxin S5 subunit
Structure domains: OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Pertussis toxin subunit 2 Chain: H
Molecule details ›
Chain: H
Length: 198 amino acids
Theoretical weight: 21.86 KDa
Source organism: Bordetella pertussis
UniProt:
  • Canonical: P04978 (Residues: 29-226; Coverage: 100%)
Gene names: BP3784, ptxB
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: GAL, SIA
Carbohydrate polymer
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 163.8Å b: 98.2Å c: 194.5Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.183 0.183 not available

Quick links

Citations

23 review citations

Common themes in microbial pathogenicity revisited.
Finlay et al. (1997)
22 more

8 mentions without citation

Protein Toxins That Utilize Gangliosides as Host Receptors.
Zuverink et al. (2018)
7 more