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CATECHOL OXIDASE FROM IPOMOEA BATATAS (SWEET POTATOES) IN THE NATIVE CU(II)-CU(II) STATE

Source organism: Ipomoea batatas
Biochemical function: oxidoreductase activity
Biological process: not assigned
Cellular component: not assigned

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EC 1.10.3.1: Catechol oxidase

Reaction catalysed:
2 catechol + O(2) = 2 1,2-benzoquinone + 2 H(2)O
Systematic name:
1,2-benzenediol:oxygen oxidoreductase
Alternative Name(s):
  • Catecholase
  • Diphenol oxidase
  • Dopa oxidase
  • Phenolase
  • Polyphenol oxidase
  • Pyrocatechol oxidase
  • Tyrosinase
  • o-diphenol oxidoreductase
  • o-diphenol:oxygen oxidoreductase
  • o-diphenolase

GO terms

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

Sequence families

Pfam Protein families (Pfam)
PF12142
Domain description: Polyphenol oxidase middle domain
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
The deposited structure of PDB entry 1bt3 contains 1 copy of Pfam domain PF12142 (Polyphenol oxidase middle domain) in Polyphenol oxidase I, chloroplastic. Showing 1 copy in chain A.

PF00264
Domain description: Common central domain of tyrosinase
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
The deposited structure of PDB entry 1bt3 contains 1 copy of Pfam domain PF00264 (Common central domain of tyrosinase) in Polyphenol oxidase I, chloroplastic. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR002227
Domain description: Tyrosinase copper-binding domain
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
IPR008922
Domain description: Di-copper centre-containing domain superfamily
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
IPR022739
Domain description: Polyphenol oxidase, central domain
Occurring in:
  1. Polyphenol oxidase I, chloroplastic

Structure domain

CATH CATH domain
1.10.1280.10
Class: Mainly Alpha
Architecture: Orthogonal Bundle
Topology: di-copper center containing domain from catechol oxidase
Homology: Di-copper center containing domain from catechol oxidase
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
The deposited structure of PDB entry 1bt3 contains 1 copy of CATH domain 1.10.1280.10 (di-copper center containing domain from catechol oxidase) in Polyphenol oxidase I, chloroplastic. Showing 1 copy in chain A.
SCOP SCOP annotation
48061
Class: All alpha proteins
Fold: Di-copper centre-containing domain
Superfamily: Di-copper centre-containing domain
Occurring in:
  1. Polyphenol oxidase I, chloroplastic
The deposited structure of PDB entry 1bt3 contains 1 copy of SCOP domain 48061 (Catechol oxidase) in Polyphenol oxidase I, chloroplastic. Showing 1 copy in chain A.

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