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Literature summary for 1.10.3.2 extracted from

  • Mayer, A.M.
    Polyphenol oxidases in plants - recent progress (1987), Phytochemistry, 26, 11-20.
No PubMed abstract available

Localization

Localization Comment Organism GeneOntology No. Textmining
cytoplasm of plants Embryophyta 5737
-
extracellular
-
Embryophyta
-
-
extracellular
-
Fungi
-
-
intracellular
-
Embryophyta 5622
-
intracellular
-
Fungi 5622
-

Metals/Ions

Metals/Ions Comment Organism Structure
copper 4 gatom per mol Embryophyta
copper 4 gatom per mol Fungi

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
additional information
-
overview Embryophyta
additional information
-
overview Fungi

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Embryophyta involved in decomposition of lignin, discussion of physiological role ?
-
?
additional information Fungi involved in decomposition of lignin, discussion of physiological role ?
-
?

Organism

Organism UniProt Comment Textmining
Embryophyta
-
overview
-
Fungi
-
overview
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein
-
Embryophyta
glycoprotein
-
Fungi

Reaction

Reaction Comment Organism Reaction ID
4 benzenediol + O2 = 4 benzosemiquinone + 2 H2O discussion of mechanism Embryophyta
4 benzenediol + O2 = 4 benzosemiquinone + 2 H2O discussion of mechanism Fungi

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information involved in decomposition of lignin, discussion of physiological role Embryophyta ?
-
?
additional information involved in decomposition of lignin, discussion of physiological role Fungi ?
-
?
o-diphenol + O2
-
Embryophyta ?
-
?
o-diphenol + O2
-
Fungi ?
-
?
p-cresol + O2
-
Embryophyta 6-hydroxy-4-methylcyclohexa-2,4-dienone + H2O
-
?
p-cresol + O2
-
Fungi 6-hydroxy-4-methylcyclohexa-2,4-dienone + H2O
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
additional information
-
overview Embryophyta
additional information
-
overview Fungi

pH Stability

pH Stability pH Stability Maximum Comment Organism
additional information
-
unstable at alkaline pH Embryophyta
additional information
-
unstable at alkaline pH Fungi