› 3t6v

X-ray diffraction
2Å resolution

Function and Biology Details

Reaction catalysed: 
4 benzenediol + O(2) = 4 benzosemiquinone + 2 H(2)O
Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo trimer
Assembly name:
PDBe Complex ID:
PDB-CPX-125035 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
laccase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 495 amino acids
Theoretical weight: 52.83 KDa
Source organism: Steccherinum ochraceum
UniProt:
  • Canonical: I1SB14 (Residues: 1-495; Coverage: 100%)
Sequence domains:
Structure domains: Cupredoxins - blue copper proteins

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer
4 bound ligands:
Ligand CU 12 x CU
Ligand SO4 7 x SO4
Ligand GOL 8 x GOL
Ligand NAG 1 x NAG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE BW7B
Spacegroup: P212121
Unit cell:
a: 73.535Å b: 140.662Å c: 174.178Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.184 0.181 0.241

Quick links

Citations

5 review citations

Copper active sites in biology.
Solomon et al. (2014)
4 more