6p1h

Electron Microscopy
3.2Å resolution

Cryo-EM Structure of DNA Polymerase Delta Holoenzyme

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-120421 (preferred)
Entry contents:
3 distinct polypeptide molecules
1 distinct DNA molecule
Macromolecules (4 distinct):
DNA polymerase delta catalytic subunit Chain: A
Molecule details ›
Chain: A
Length: 1119 amino acids
Theoretical weight: 127.44 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Saccharomyces cerevisiae
UniProt:
  • Canonical: P15436 (Residues: 1-1097; Coverage: 100%)
Gene names: CDC2, D2366, POL3, TEX1, YDL102W
Sequence domains:
DNA polymerase delta small subunit Chain: B
Molecule details ›
Chain: B
Length: 494 amino acids
Theoretical weight: 55.99 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Saccharomyces cerevisiae
UniProt:
  • Canonical: P46957 (Residues: 1-487; Coverage: 100%)
Gene names: HUS2, HYS2, J1427, POL31, SDP5, YJR006W, YJR83.7
Sequence domains:
DNA polymerase delta subunit 3 Chain: C
Molecule details ›
Chain: C
Length: 350 amino acids
Theoretical weight: 40.38 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Saccharomyces cerevisiae
UniProt:
  • Canonical: P47110 (Residues: 1-350; Coverage: 100%)
Gene names: J1626, POL32, YJR043C
DNA (30-MER) Chains: P, T
Molecule details ›
Chains: P, T
Length: 30 nucleotides
Theoretical weight: 9.25 KDa

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.2Å
Relevant EMDB volumes: EMD-20235
Expression system: Saccharomyces cerevisiae