5ofn

X-ray diffraction
3Å resolution

Crystal structure of the heterotrimeric PriSLX primase from S. solfataricus.

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-189063 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
DNA primase small subunit PriS Chain: A
Molecule details ›
Chain: A
Length: 330 amino acids
Theoretical weight: 37.64 KDa
Source organism: Saccharolobus solfataricus P2
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q97Z83 (Residues: 1-330; Coverage: 100%)
Gene names: SSO1048, priA, priS
Sequence domains:
Structure domains: DNA primase, PRIM domain
DNA primase large subunit PriL; Primase X domain-containing protein Chains: B, C
Molecule details ›
Chains: B, C
Length: 324 amino acids
Theoretical weight: 38.17 KDa
Source organism: Saccharolobus solfataricus P2
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9UWW1 (Residues: 1-211; Coverage: 69%)
  • Canonical: Q97ZS7 (Residues: 42-154; Coverage: 73%)
Gene names: C21_042, SSO0502, SSO0557, priB, priL
Sequence domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: C2
Unit cell:
a: 205.052Å b: 36.348Å c: 110.941Å
α: 90° β: 96.91° γ: 90°
R-values:
R R work R free
0.244 0.241 0.298
Expression system: Escherichia coli BL21(DE3)