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Literature summary extracted from

  • Sahay, R.; Yadav, R.S.; Yadav, K.D.
    Purification and Characterization of Laccase Secreted by L. lividus (2008), Appl. Biochem. Biotechnol., 157, 311-320.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.10.3.2 0.21
-
m-cresol
-
Loweporus lividus MTCC-1178
1.10.3.2 0.21
-
m-cresol in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus
1.10.3.2 0.23
-
catechol
-
Loweporus lividus MTCC-1178
1.10.3.2 0.23
-
catechol in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus
1.10.3.2 0.32
-
pyrogallol
-
Loweporus lividus MTCC-1178
1.10.3.2 0.32
-
pyrogallol in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus
1.10.3.2 0.35
-
syringaldazine
-
Loweporus lividus MTCC-1178
1.10.3.2 0.35
-
syringaldazine in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus
1.10.3.2 0.48
-
2,6-dimethoxyphenol
-
Loweporus lividus MTCC-1178
1.10.3.2 0.48
-
2,6-dimethoxyphenol in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.10.3.2 64800
-
-
Loweporus lividus MTCC-1178
1.10.3.2 64800
-
calculated from amino acid sequence Loweporus lividus
1.10.3.2 65000
-
SDS-PAGE Loweporus lividus

Organism

EC Number Organism UniProt Comment Textmining
1.10.3.2 Loweporus lividus
-
-
-
1.10.3.2 Loweporus lividus MTCC-1178
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.10.3.2
-
Loweporus lividus MTCC-1178
1.10.3.2 ammonium sulfate precipitation and DEAE column chromatography Loweporus lividus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.10.3.2 culture medium
-
Loweporus lividus MTCC-1178
-

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 0.018
-
crude enzyme, in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus
1.10.3.2 1.41
-
-
Loweporus lividus MTCC-1178
1.10.3.2 1.41
-
after 67.6fold purification, in 50 mM sodium malonate buffer, pH 4.5 at 37°C Loweporus lividus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.10.3.2 2,6-dimethoxyphenol + O2
-
Loweporus lividus MTCC-1178 ? + H2O
-
?
1.10.3.2 2,6-dimethoxyphenol + O2
-
Loweporus lividus 3,3',5,5'-tetramethoxy-4-diphenoquinone + H2O
-
?
1.10.3.2 catechol + O2
-
Loweporus lividus ?
-
?
1.10.3.2 catechol + O2
-
Loweporus lividus MTCC-1178 ? + H2O
-
?
1.10.3.2 m-cresol + O2
-
Loweporus lividus MTCC-1178 ? + H2O
-
?
1.10.3.2 m-cresol + O2
-
Loweporus lividus ?
-
?
1.10.3.2 pyrogallol + O2
-
Loweporus lividus ?
-
?
1.10.3.2 pyrogallol + O2
-
Loweporus lividus MTCC-1178 ? + H2O
-
?
1.10.3.2 syringaldazine + O2
-
Loweporus lividus MTCC-1178 ?
-
?
1.10.3.2 syringaldazine + O2 i.e. 2-hydroxy-3, 5-dimethoxybenaldehyde azine Loweporus lividus ?
-
?

Subunits

EC Number Subunits Comment Organism
1.10.3.2 ? x * 64800, SDS-PAGE Loweporus lividus MTCC-1178

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.10.3.2 60
-
-
Loweporus lividus
1.10.3.2 60
-
substrate: 2,6-dimethoxyphenol Loweporus lividus MTCC-1178

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
1.10.3.2 40 80 the enzyme retains more than 50% of its maximum activity at temperature above 40°C Loweporus lividus
1.10.3.2 40 70 40°C: about 35% of maximal activity, 70°C: about 35% of maximal activity, substrate: 2,6-dimethoxyphenol Loweporus lividus MTCC-1178

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.10.3.2 60
-
2 h, stable Loweporus lividus MTCC-1178
1.10.3.2 60
-
the enzyme is stable at 60°C for 2 h Loweporus lividus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.10.3.2 5
-
-
Loweporus lividus
1.10.3.2 5
-
substrate: 2,6-dimethoxyphenol Loweporus lividus MTCC-1178

pH Range

EC Number pH Minimum pH Maximum Comment Organism
1.10.3.2 3 6 pH 3.0: about 45% of maximal activity, pH 6.0: about 35% of maximal activity, substrate: 2,6-dimethoxyphenol Loweporus lividus MTCC-1178
1.10.3.2 3.5 5.5 the enzyme retains more than 50% of its maximum activity in the pH range of 3.5-5.5 Loweporus lividus