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Literature summary for 1.10.3.2 extracted from

  • Galli, I.; Musci, G.; Bonaccorsi Di Patti, M.
    Sequential reconstitution of copper sites in the multicopper oxidase CueO (2004), J. Biol. Inorg. Chem., 9, 90-95 .
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Escherichia coli

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.21
-
p-phenylenediamine presence of 0.25 mM Cu2+, pH 5, 30°C Escherichia coli
3.31
-
p-phenylenediamine presence of 0.1 mM Cu2+, pH 5, 30°C Escherichia coli
7.25
-
p-phenylenediamine presence of 0.01 mM Cu2+, pH 5, 30°C Escherichia coli

Metals/Ions

Metals/Ions Comment Organism Structure
copper mechanism of copper incorporation in CueO is sequential, with type 1 copper being the first to be reconstituted, followed by type 2 and type 3 sites. The copper content of the purified protein is routinely 0.5-0.6 Cu atoms/protein molecule Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli P36649 bifunctional copper oxidase and laccase, cf. EC 1.16.3.4
-

Purification (Commentary)

Purification (Comment) Organism
purified by passage on Sepharose derivatized with chloroethylamine followed by chromatography on Phenyl-Sepharose Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
p-phenylenediamine + O2
-
Escherichia coli ?
-
?