› 8ee7

Electron Microscopy
2.72Å resolution

Structure of focused PtuA(dimer) and PtuB(monomer) complex

Released:
DOI: 10.2210/pdb8ee7/pdb
PDB entry 8ee7 coloured by chain, front view.
PDB entry 8ee7 coloured by chain, side view.
PDB entry 8ee7 coloured by chain, top view.
Source organism: Escherichia coli
Primary publication:
PtuA and PtuB assemble into an inflammasome-like oligomer for anti-phage defense.
Li Y, Shen Z, Zhang M, Yang XY, Cleary SP, Xie J, Marathe IA, Kostelic M, Greenwald J, Rish AD, Wysocki VH, Chen C, Chen Q, Fu TM, Yu Y
Nat Struct Mol Biol (2024)
PMID: 38177683
Related structures: EMD-28048

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-269464 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
PtuA Chains: A, B
Molecule details ›
Chains: A, B
Length: 465 amino acids
Theoretical weight: 53.19 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
TIGR02646 family protein Chain: C
Molecule details ›
Chain: C
Length: 243 amino acids
Theoretical weight: 28.14 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli

Ligands and Environments

1 bound ligand:
Ligand ATP 1 x ATP
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.72Å
Relevant EMDB volumes: EMD-28048
Expression system: Escherichia coli

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