4a08

X-ray diffraction
3Å resolution

Structure of hsDDB1-drDDB2 bound to a 13 bp CPD-duplex (purine at D-1 position) at 3.0 A resolution (CPD 1)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-117179 (preferred)
Entry contents:
2 distinct polypeptide molecules
2 distinct DNA molecules
Macromolecules (4 distinct):
DNA damage-binding protein 1 Chain: A
Molecule details ›
Chain: A
Length: 1159 amino acids
Theoretical weight: 129.34 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: Q16531 (Residues: 1-1140; Coverage: 100%)
Gene names: DDB1, XAP1
Sequence domains:
Structure domains:
DNA damage-binding protein 2 Chain: B
Molecule details ›
Chain: B
Length: 382 amino acids
Theoretical weight: 43.42 KDa
Source organism: Danio rerio
Expression system: Trichoplusia ni
UniProt:
  • Canonical: Q2YDS1 (Residues: 60-423; Coverage: 73%)
Gene names: ddb2, si:dkey-45f10.3
Sequence domains: WD domain, G-beta repeat
Structure domains:
5'-D(*AP*CP*GP*CP*GP*AP*(TTD)P*GP*CP*GP*CP*CP*C)-3' Chain: G
Molecule details ›
Chain: G
Length: 13 nucleotides
Theoretical weight: 4.24 KDa
5'-D(*TP*GP*GP*GP*CP*GP*CP*CP*CP*TP*CP*GP*CP*G)-3' Chain: H
Molecule details ›
Chain: H
Length: 14 nucleotides
Theoretical weight: 4.27 KDa

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: P212121
Unit cell:
a: 114.37Å b: 116.7Å c: 137.58Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.237 0.234 0.294
Expression system: Trichoplusia ni