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Literature summary for 1.13.11.3 extracted from

  • Stanier, R.Y.; Ingraham, J.L.
    Protocatechuic acid oxidase (1954), J. Biol. Chem., 210, 799-808.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
iodoacetate 5 mM, 20% inhibition Pseudomonas fluorescens
KF 50 mM, 34% inhibition Pseudomonas fluorescens
p-chloromercuribenzoate 0.05 mM, 47% inhibition Pseudomonas fluorescens

Organism

Organism UniProt Comment Textmining
Pseudomonas fluorescens
-
-
-
Pseudomonas fluorescens A.3.12.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Pseudomonas fluorescens

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
33.45
-
-
Pseudomonas fluorescens

Storage Stability

Storage Stability Organism
0-3°C, several weeks, no loss in activity Pseudomonas fluorescens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3,4-dihydroxybenzoate + O2 no other substrate found Pseudomonas fluorescens 3-carboxy-cis,cis-muconate
-
ir
3,4-dihydroxybenzoate + O2 no other substrate found Pseudomonas fluorescens A.3.12. 3-carboxy-cis,cis-muconate
-
ir

pH Range

pH Minimum pH Maximum Comment Organism
additional information
-
activity increases steadily up to pH 9.0, above pH 9.0 the enzyme begins to undergo spontaneous oxidation Pseudomonas fluorescens