1xxi

X-ray diffraction
4.1Å resolution

ADP Bound E. coli Clamp Loader Complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-139153 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
DNA polymerase III subunit delta Chains: A, F
Molecule details ›
Chains: A, F
Length: 343 amino acids
Theoretical weight: 38.75 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P28630 (Residues: 1-343; Coverage: 100%)
Gene names: JW0635, b0640, holA
Sequence domains:
DNA polymerase III subunit tau Chains: B, C, D, G, H, I
Molecule details ›
Chains: B, C, D, G, H, I
Length: 368 amino acids
Theoretical weight: 40.9 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P06710 (Residues: 1-368; Coverage: 57%)
Gene names: JW0459, b0470, dnaX, dnaZ, dnaZX
Sequence domains:
DNA polymerase III subunit delta' Chains: E, J
Molecule details ›
Chains: E, J
Length: 334 amino acids
Theoretical weight: 36.98 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P28631 (Residues: 1-334; Coverage: 100%)
Gene names: JW1085, b1099, holB
Sequence domains:

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P212121
Unit cell:
a: 98.208Å b: 106.574Å c: 535.829Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.366 0.366 0.369
Expression system: Escherichia coli