3qvg

X-ray diffraction
2.26Å resolution

XRCC1 bound to DNA ligase

Released:

Function and Biology Details

Reaction catalysed:
(1a) ATP + [DNA ligase]-L-lysine = [DNA ligase]-N(6)-(5'-adenylyl)-L-lysine + diphosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
hetero tetramer
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-156088 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
DNA ligase 3 Chains: A, C
Molecule details ›
Chains: A, C
Length: 89 amino acids
Theoretical weight: 10.11 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P49916 (Residues: 924-1008; Coverage: 8%)
Gene name: LIG3
Sequence domains: DNA ligase 3 BRCT domain
Structure domains: BRCT domain
DNA repair protein XRCC1 Chains: B, D
Molecule details ›
Chains: B, D
Length: 106 amino acids
Theoretical weight: 12.63 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q60596 (Residues: 531-631; Coverage: 16%)
Gene names: Xrcc-1, Xrcc1
Sequence domains: BRCT domain, a BRCA1 C-terminus domain
Structure domains: BRCT domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P212121
Unit cell:
a: 38.14Å b: 61.47Å c: 163.67Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.199 0.27
Expression system: Escherichia coli BL21