PDBe 4fin

X-ray diffraction
2.4Å resolution

Crystal Structure of EttA (formerly YjjK) - an E. coli ABC-type ATPase


Function and Biology Details

Structure analysis Details

Assemblies composition:
homo dimer
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Energy-dependent translational throttle protein EttA Chains: A, B
Molecule details ›
Chains: A, B
Length: 555 amino acids
Theoretical weight: 63 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P0A9W3 (Residues: 1-555; Coverage: 100%)
Gene names: JW4354, b4391, ettA, yjjK
Sequence domains:
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: P21
Unit cell:
a: 45.363Å b: 233.474Å c: 54.089Å
α: 90° β: 91.29° γ: 90°
R R work R free
0.186 0.183 0.243
Expression system: Escherichia coli