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Literature summary for 1.13.11.12 extracted from

  • Lu, X.; Zhang, J.; Liu, S.; Zhang, D.; Xu, Z.; Wu, J.; Li, J.; Du, G.; Chen, J.
    Overproduction, purification, and characterization of extracellular lipoxygenase of Pseudomonas aeruginosa in Escherichia coli (2013), Appl. Microbiol. Biotechnol., 97, 5793-5800.
    View publication on PubMed

Application

Application Comment Organism
food industry lipoxygenase is widely used in food industry to improve aroma, rheological, or baking properties of foods Pseudomonas aeruginosa

Cloned(Commentary)

Cloned (Comment) Organism
overexpression and secretion of extracellular enzyme in Escherichia coli strain Rosetta(DE3) using the enzyme's endogenous signal peptide Pseudomonas aeruginosa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0489
-
linoleate pH 7.5, 25°C, recombinant enzyme Pseudomonas aeruginosa

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Pseudomonas aeruginosa
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Iron nonheme, iron-containing dioxygenase Pseudomonas aeruginosa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
70000
-
x * 70000, SDS-PAGE Pseudomonas aeruginosa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
linoleate + O2 Pseudomonas aeruginosa
-
(9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate
-
?
linoleate + O2 Pseudomonas aeruginosa BBE
-
(9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate
-
?

Organism

Organism UniProt Comment Textmining
Pseudomonas aeruginosa
-
-
-
Pseudomonas aeruginosa BBE
-
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant extracellular enzyme 13.5fold from Escherichia coli strain Rosetta (DE3) cell supernatant b two different steps of anion exchange chromatography Pseudomonas aeruginosa

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
28.3
-
purified recombinant enzyme, pH 7.5, 25°C Pseudomonas aeruginosa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
linoleate + O2
-
Pseudomonas aeruginosa (9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate
-
?
linoleate + O2
-
Pseudomonas aeruginosa (9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate product identification by HPLC of recombinant extracellular enzyme, overview ?
linoleate + O2
-
Pseudomonas aeruginosa BBE (9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate
-
?
linoleate + O2
-
Pseudomonas aeruginosa BBE (9Z,11E,13S)-13-hydroperoxyoctadeca-9,11-dienoate product identification by HPLC of recombinant extracellular enzyme, overview ?

Subunits

Subunits Comment Organism
? x * 70000, SDS-PAGE Pseudomonas aeruginosa

Synonyms

Synonyms Comment Organism
liipoxygenase
-
Pseudomonas aeruginosa
LOX
-
Pseudomonas aeruginosa

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
recombinant enzyme Pseudomonas aeruginosa

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 60 activity range, overview Pseudomonas aeruginosa

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
20 65 purified extracellular enzyme, 25°C, 7 min, stable at up to 35°C, loss of 10% activity at 40°C, and of 20% at 50°C, 10% activity remaining at 60°C, inactivation at 65°C Pseudomonas aeruginosa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
recombinant enzyme Pseudomonas aeruginosa

pH Range

pH Minimum pH Maximum Comment Organism
5.5 8 activity range, overview Pseudomonas aeruginosa