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Literature summary for 1.7.3.3 extracted from

  • Khade, S.; Srivastava, S.; Tripathi, A.
    Production of clinically efficient uricase enzyme induced from different strains of Pseudomonas aeruginosa under submerged fermentations and their kinetic properties (2016), Biocatal. Agricult. Biotechnol., 8, 139-145 .
No PubMed abstract available

Application

Application Comment Organism
synthesis at optimized growth parameters, the crude preparation shows uricase activity of 13.42 U/ml Pseudomonas aeruginosa
synthesis at optimized growth parameters, the crude preparation shows uricase activity of 17.7 U/ml Pseudomonas aeruginosa

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ 1 mM, about 50% inhibition Pseudomonas aeruginosa
Mg2+ 1 mM, about 30% inhibition; 1 mM, about 50% inhibition Pseudomonas aeruginosa
Ni2+ 1 mM, about 50% inhibition; 1 mM, about 70% inhibition Pseudomonas aeruginosa
Zn2+ 1 mM, about 35% inhibition; 1 mM, about 50% inhibition Pseudomonas aeruginosa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
Urate Km value for degradation of urate crystals is 7 microg/ml, 30°C, pH not specified in the publication Pseudomonas aeruginosa
additional information
-
Urate Km value for degradation of urate crystals is 9 microg/ml, 30°C, pH not specified in the publication Pseudomonas aeruginosa

Organism

Organism UniProt Comment Textmining
Pseudomonas aeruginosa
-
-
-
Pseudomonas aeruginosa 5Y2
-
-
-
Pseudomonas aeruginosa Ph3
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
urate + O2 + H2O
-
Pseudomonas aeruginosa 5-hydroxyisourate + H2O2
-
?
urate + O2 + H2O
-
Pseudomonas aeruginosa 5Y2 5-hydroxyisourate + H2O2
-
?
urate + O2 + H2O
-
Pseudomonas aeruginosa Ph3 5-hydroxyisourate + H2O2
-
?

Expression

Organism Comment Expression
Pseudomonas aeruginosa expression is induced in presence of urate up
Pseudomonas aeruginosa expression is induced in presence of urate, with substrate inhibition of production above 8.9 mM up