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Literature summary for 1.10.3.2 extracted from

  • Iyer, G.; Chattoo, B.B.
    Purification and characterization of laccase from the rice blast fungus, Magnaporthe grisea (2003), FEMS Microbiol. Lett., 227, 121-126.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
kojic acid 3 mM, 48% inhibition Pyricularia grisea
N-hydroxylglycine 0.1 mM, 87% inhibition Pyricularia grisea
Salicylhydroxamic acid 0.08 mM, 85% inhibition Pyricularia grisea
Sodium azide 0.5 mM, 94% inhibition Pyricularia grisea

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
70000
-
x * 70000, SDS-PAGE Pyricularia grisea

Organism

Organism UniProt Comment Textmining
Pyricularia grisea
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Pyricularia grisea

Source Tissue

Source Tissue Comment Organism Textmining
culture supernatant
-
Pyricularia grisea
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
225.9
-
30°C, pH 6.0 Pyricularia grisea

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-methylcatechol + O2 0.9% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
alpha-naphthol + O2 11.7% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
catechol + O2 2.44% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
ferulic acid + O2 13.6% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
guaiacol + O2 6.41% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
hydroquinone + O2 9.95% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
L-DOPA + O2 15.4% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
p-cresol + O2 6.35% of activity with syringaldazine Pyricularia grisea ? + H2O
-
?
syringaldazine + O2
-
Pyricularia grisea ?
-
?

Subunits

Subunits Comment Organism
? x * 70000, SDS-PAGE Pyricularia grisea

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
1 h, 50% loss of activity Pyricularia grisea
60
-
1 h, complete loss of activity Pyricularia grisea

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
substrate syringaldazine Pyricularia grisea