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Literature summary extracted from

  • Motoda, S.
    Properties of polyphenol oxidase from Alternaria tenuis (1979), J. Ferment. Technol., 57, 79-85.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.10.3.1 1-Phenyl-2-thiourea
-
Alternaria alternata
1.10.3.1 2-mercaptobenzothiazole 1 mM, 94% inhibition Alternaria alternata
1.10.3.1 2-mercaptoethanol 1 mM, 97% inhibition Alternaria alternata
1.10.3.1 8-hydroxyquinoline
-
Alternaria alternata
1.10.3.1 Ag+ 1 mM, 60% inhibition Alternaria alternata
1.10.3.1 Al3+ 1 mM, 89% inhibition Alternaria alternata
1.10.3.1 ascorbic acid
-
Alternaria alternata
1.10.3.1 CN- 1 mM, 82% inhibition Alternaria alternata
1.10.3.1 Cuprizone
-
Alternaria alternata
1.10.3.1 cysteine 1 mM, 92% inhibition Alternaria alternata
1.10.3.1 diethyldithiocarbamate
-
Alternaria alternata
1.10.3.1 Hg2+ 1 mM, 84% inhibition Alternaria alternata
1.10.3.1 isoascorbic acid 1 mM, 99% inhibition Alternaria alternata
1.10.3.1 Metabisulfite 1 mM, 95% inhibition Alternaria alternata
1.10.3.1 NaHSO3
-
Alternaria alternata
1.10.3.1 o-phenanthroline
-
Alternaria alternata
1.10.3.1 Sn2+ 1 mM, 99% inhibition Alternaria alternata
1.10.3.1 Sodium azide
-
Alternaria alternata
1.10.3.1 Sodium bisulfite 1 mM, 97% inhibition Alternaria alternata
1.10.3.1 Thiourea 1 mM, 59% inhibition Alternaria alternata
1.10.3.1 Xanthogenate 1 mM, 94% inhibition Alternaria alternata

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.10.3.1 0.47
-
D-catechin
-
Alternaria alternata

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.10.3.1 Co2+ 1 mM, slight stimulation Alternaria alternata
1.10.3.1 Cu+ 1 mM, 234% activity Alternaria alternata
1.10.3.1 Cu2+ 1 mM, 241% activity, enzyme contains 0.24% copper Alternaria alternata
1.10.3.1 Pb2+ 1 mM, slight stimulation Alternaria alternata
1.10.3.1 Zn2+ 1 mM, slight stimulation Alternaria alternata

Organism

EC Number Organism UniProt Comment Textmining
1.10.3.1 Alternaria alternata
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.10.3.1 culture filtrate
-
Alternaria alternata
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.10.3.1 2,3-dihydroxybenzoic acid + O2
-
Alternaria alternata ?
-
?
1.10.3.1 3,4,5-trihydroxybenzoic acid + O2 trivial name gallic acid Alternaria alternata ?
-
?
1.10.3.1 4-methylcatechol + O2
-
Alternaria alternata 4-methyl-o-benzoquinone
-
?
1.10.3.1 caffeic acid + 1/2 O2
-
Alternaria alternata caffeoyl quinone + H2O
-
?
1.10.3.1 catechol + 1/2 O2 no activity with phenol, 4-cresol, L-tyrosine and 4-coumaric acid Alternaria alternata 1,2-benzoquinone + H2O
-
?
1.10.3.1 chlorogenic acid + O2
-
Alternaria alternata ?
-
?
1.10.3.1 D-catechin + O2
-
Alternaria alternata ?
-
?
1.10.3.1 dopamine + O2
-
Alternaria alternata 4-(2-aminoethyl)-1,2-benzoquinone + 2 H2O
-
?
1.10.3.1 epinephrine + O2
-
Alternaria alternata ?
-
?
1.10.3.1 ferulic acid + O2
-
Alternaria alternata ?
-
?
1.10.3.1 L-catechin + O2
-
Alternaria alternata ?
-
?
1.10.3.1 phloroglucinol + O2
-
Alternaria alternata ?
-
?
1.10.3.1 pyrogallol + O2
-
Alternaria alternata ?
-
?
1.10.3.1 quercetin + O2
-
Alternaria alternata ?
-
?
1.10.3.1 rutin + O2
-
Alternaria alternata ?
-
?
1.10.3.1 shikimic acid + O2
-
Alternaria alternata ?
-
?
1.10.3.1 tannic acid + O2
-
Alternaria alternata ?
-
?