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Literature summary extracted from

  • Hu, X.; Wang, C.; Wang, L.; Zhang, R.; Chen, H.
    Influence of temperature, pH and metal ions on guaiacol oxidation of purified laccase from Leptographium qinlingensis (2014), World J. Microbiol. Biotechnol., 30, 1285-1290 .
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.10.3.2 Ca2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Cd2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Co2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Fe2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Hg2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Mg2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Mn2+ significantly inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Na2CO3 100 mM, 71% inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 Na2SO4 100 mM, 7% inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 NaCl 100 mM, 51% inhibition Leptographium qinlingense (nom. inval.)
1.10.3.2 NaNO3 100 mM, 50% inhibition Leptographium qinlingense (nom. inval.)

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.10.3.2 0.0154
-
 guaiacol pH 5.0, 25°C Leptographium qinlingense (nom. inval.)

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.10.3.2 extracellular
-
 Leptographium qinlingense (nom. inval.)
-
-

Organism

EC Number Organism UniProt Comment Textmining
1.10.3.2 Leptographium qinlingense (nom. inval.)
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.10.3.2
-
 Leptographium qinlingense (nom. inval.)

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.10.3.2 195
-
 pH 5.0, 25°C Leptographium qinlingense (nom. inval.)

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.10.3.2 guaiacol + O2
-
 Leptographium qinlingense (nom. inval.) ?
-
 ?

Subunits

EC Number Subunits Comment Organism
1.10.3.2 ? x * 61000, SDS-PAGE Leptographium qinlingense (nom. inval.)

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.10.3.2 45
-
-
 Leptographium qinlingense (nom. inval.)

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.10.3.2 25 35 2 h, residual enzyme activities are more than 90% Leptographium qinlingense (nom. inval.)
1.10.3.2 45
-
 2 h, 20% loss of actuvity Leptographium qinlingense (nom. inval.)
1.10.3.2 75
-
 2 h, 97% loss of activity Leptographium qinlingense (nom. inval.)

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.10.3.2 4.4
-
-
 Leptographium qinlingense (nom. inval.)

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
1.10.3.2 2
-
 10 h, residual activity is 3.13% Leptographium qinlingense (nom. inval.)
1.10.3.2 4.4
-
 10 h, 16% loss of activity Leptographium qinlingense (nom. inval.)