› 4xm8

X-ray diffraction
2.7Å resolution

Anthrax toxin lethal factor with ligand-induced binding pocket

Released:
DOI: 10.2210/pdb4xm8/pdb
PDB entry 4xm8 coloured by chain, front view.
PDB entry 4xm8 coloured by chain, side view.
PDB entry 4xm8 coloured by chain, top view.
Source organism: Bacillus anthracis
Primary publication:
Ligand-induced expansion of the S1' site in the anthrax toxin lethal factor.
Maize KM, Kurbanov EK, Johnson RL, Amin EA, Finzel BC
FEBS Lett 589 3836-41 (2015)
PMID: 26578066

Function and Biology Details

Reaction catalysed: 
Preferred amino acids around the cleavage site can be denoted BBBBxHx-|-H, in which B denotes Arg or Lys, H denotes a hydrophobic amino acid, and x is any amino acid. The only known protein substrates are mitogen-activated protein (MAP) kinase kinases.
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-538118 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Lethal factor Chain: A
Molecule details ›
Chain: A
Length: 519 amino acids
Theoretical weight: 60.44 KDa
Source organism: Bacillus anthracis
Expression system: Escherichia coli
UniProt:
  • Canonical: P15917 (Residues: 298-809; Coverage: 66%)
Gene names: BXA0172, GBAA_pXO1_0172, lef, pXO1-107
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand 41T 1 x 41T
Ligand ZN 1 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 57.631Å b: 77.076Å c: 138.844Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.224 0.222 0.276
Expression system: Escherichia coli

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Citations

1 mention without citation

Ligand-induced expansion of the S1' site in the anthrax toxin lethal factor.
Maize et al. (2015)