Electron Microscopy
3.65Å resolution

FtsK motor domain with dsDNA, translocating state

Primary publication:
FtsK in motion reveals its mechanism for double-stranded DNA translocation.
Proc. Natl. Acad. Sci. U.S.A. (2020)
PMID: 32513722
Related structures: EMD-10399

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
DNA translocase FtsK Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 491 amino acids
Theoretical weight: 54 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q9I0M3 (Residues: 247-728; Coverage: 59%)
Gene names: PA2615, ftsK
Sequence domains:
dsDNA substrate Chains: G, H
Molecule details ›
Chains: G, H
Length: 20 nucleotides
Theoretical weight: 6.13 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.65Å
Relevant EMDB volumes: EMD-10399
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided