PDBe 3glh

X-ray diffraction
3.89Å resolution

Crystal Structure of the E. coli clamp loader bound to Psi Peptide

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
DNA polymerase III subunit delta Chains: A, F, K
Molecule details ›
Chains: A, F, K
Length: 343 amino acids
Theoretical weight: 38.75 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P28630 (Residues: 1-343; Coverage: 100%)
Gene names: JW0635, b0640, holA
Sequence domains:
Structure domains:
DNA polymerase III subunit tau Chains: B, C, D, G, H, I, L, M, N
Molecule details ›
Chains: B, C, D, G, H, I, L, M, N
Length: 376 amino acids
Theoretical weight: 41.8 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P06710 (Residues: 1-373; Coverage: 58%)
Gene names: JW0459, b0470, dnaX, dnaZ, dnaZX
Sequence domains:
Structure domains:
DNA polymerase III subunit delta' Chains: E, J, O
Molecule details ›
Chains: E, J, O
Length: 334 amino acids
Theoretical weight: 36.98 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P28631 (Residues: 1-334; Coverage: 100%)
Gene names: JW1085, b1099, holB
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P21
Unit cell:
a: 100.162Å b: 228.494Å c: 164.74Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.359 0.359 0.361
Expression system: Escherichia coli