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Two-domain laccase from Streptomyces coelicolor at 2.3 A resolution

Source organism: Streptomyces coelicolor
Biochemical function: oxidoreductase activity
Biological process: not assigned
Cellular component: not assigned

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EC 1.10.3.2: Laccase

Reaction catalysed:
4 benzenediol + O(2) = 4 benzosemiquinone + 2 H(2)O
Systematic name:
Benzenediol:oxygen oxidoreductase
Alternative Name(s):
  • Urishiol oxidase
  • Urushiol oxidase
  • p-diphenol oxidase

GO terms

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Sequence families

Pfam Protein families (Pfam)
PF07731
Domain description: Multicopper oxidase
Occurring in:
  1. Copper oxidase
The deposited structure of PDB entry 3kw8 contains 1 copy of Pfam domain PF07731 (Multicopper oxidase) in Copper oxidase. Showing 1 copy in chain A.

PF07732
Domain description: Multicopper oxidase
Occurring in:
  1. Copper oxidase
The deposited structure of PDB entry 3kw8 contains 1 copy of Pfam domain PF07732 (Multicopper oxidase) in Copper oxidase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR008972
Domain description: Cupredoxin
Occurring in:
  1. Copper oxidase
IPR002355
Domain description: Multicopper oxidase, copper-binding site
Occurring in:
  1. Copper oxidase
IPR011706
Domain description: Multicopper oxidase, C-terminal
Occurring in:
  1. Copper oxidase
IPR045087
Domain description: Multicopper oxidase
Occurring in:
  1. Copper oxidase
IPR011707
Domain description: Multicopper oxidase-like, N-terminal
Occurring in:
  1. Copper oxidase

Structure domain

CATH CATH domain
2.60.40.420
Class: Mainly Beta
Architecture: Sandwich
Topology: Immunoglobulin-like
Homology: Cupredoxins - blue copper proteins
Occurring in:
  1. Copper oxidase
The deposited structure of PDB entry 3kw8 contains 2 copies of CATH domain 2.60.40.420 (Immunoglobulin-like) in Copper oxidase. Showing 2 copies in chain A.

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